[{"canonical_composer":"Alban Berg","canonical_title":"Sonata Op. 1","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--1.wav","duration":698.661160312},{"canonical_composer":"Alban Berg","canonical_title":"Sonata Op. 1","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--2.wav","duration":759.51847125},{"canonical_composer":"Alban Berg","canonical_title":"Sonata Op. 1","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--3.wav","duration":464.649432608},{"canonical_composer":"Alexander Scriabin","canonical_title":"24 Preludes Op. 11, No. 13-24","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_01_ORIG_MID--AUDIO_21_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_01_ORIG_MID--AUDIO_21_R1_2004_01_Track01_wav.wav","duration":872.640588096},{"canonical_composer":"Alexander Scriabin","canonical_title":"3 Etudes, Op. 65","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_04_Track04_wav.wav","duration":397.857508125},{"canonical_composer":"Alexander Scriabin","canonical_title":"5 Preludes, Op.15","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R1_2009_04-05_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R1_2009_04-05_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_04_WAV.wav","duration":400.557825938},{"canonical_composer":"Alexander Scriabin","canonical_title":"Entragete, Op.63","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_07_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_07_WAV.wav","duration":163.745829844},{"canonical_composer":"Alexander Scriabin","canonical_title":"Etude Op. 2 No.1;  Etudes Op. 8, Nos. 5, 11 and 12","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--3.wav","duration":563.904350625},{"canonical_composer":"Alexander Scriabin","canonical_title":"Etude Op. 42, Nos. 4 & 5","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_04_WAV.wav","duration":136.315301719},{"canonical_composer":"Alexander Scriabin","canonical_title":"Etude Op. 8, No. 13","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_05_WAV.wav","duration":167.085837188},{"canonical_composer":"Alexander Scriabin","canonical_title":"Etude in D-flat Major, Op. 8 No. 10","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_09_Track09_wav.wav","duration":102.007109531},{"canonical_composer":"Alexander Scriabin","canonical_title":"Etudes from Op.8","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_04_Track04_wav.wav","duration":550.997045156},{"canonical_composer":"Alexander Scriabin","canonical_title":"Fantasy Op. 28 in B Minor","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_11_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_11_R3_2013_wav--3.wav","duration":512.164284844},{"canonical_composer":"Alexander Scriabin","canonical_title":"Fantasy in B Minor, Op. 28","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_15_Track15_wav.wav","duration":476.806414219},{"canonical_composer":"Alexander Scriabin","canonical_title":"Fantasy, Op. 28","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--5.wav","duration":486.857152031},{"canonical_composer":"Alexander Scriabin","canonical_title":"Fragilite, Op.51","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_06_WAV.wav","duration":138.421335938},{"canonical_composer":"Alexander Scriabin","canonical_title":"Prelude and Nocturne for Left Hand, Op. 9","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--3.wav","duration":463.605305625},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 2","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_02_Track02_wav.wav","duration":613.737367031},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 2 in G-sharp Minor, Op. 19","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--4.wav","duration":701.147803125},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 2 in G-sharp Minor, Op. 19","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--2.wav","duration":685.005992344},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 2 in G-sharp Minor, Op. 19 (Complete)","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--4.wav","duration":661.909149792},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 3 in F-sharp Minor, Op. 23","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--2.wav","duration":1120.09102734},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 3 in F-sharp Minor, Op. 23","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--2.wav","duration":1195.01082422},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 3 in F-sharp Minor, Op. 23","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--2.wav","duration":1117.95828375},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 4 in F-sharp Major ,Op.30","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--4.wav","duration":440.110403906},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5 in F-sharp Minor, Op. 53","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_12_Track12_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_12_Track12_wav.wav","duration":659.835660317},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--2.wav","duration":701.488347656},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_04_WAV.wav","duration":706.203887813},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R1_2009_03-04_ORIG_MID--AUDIO_19_R1_2009_19_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R1_2009_03-04_ORIG_MID--AUDIO_19_R1_2009_19_R1_2009_04_WAV.wav","duration":648.955013438},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--4.wav","duration":601.648703906},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--6.wav","duration":707.903939531},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 5, Op. 53","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--4.wav","duration":644.840434219},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 9","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_04_Track04_wav.wav","duration":476.652835312},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 9","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_03_Track03_wav.wav","duration":426.268270313},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 9, Op. 68","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_08_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_08_WAV.wav","duration":520.139704219},{"canonical_composer":"Alexander Scriabin","canonical_title":"Sonata No. 9, Op. 68, \"Black Mass\"","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--1.wav","duration":520.215825937},{"canonical_composer":"Alexander Scriabin","canonical_title":"Two Impromptus, Op. 14 (Complete)","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--3.wav","duration":365.655350156},{"canonical_composer":"Alexander Scriabin","canonical_title":"Waltz, Op. 38","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--4.wav","duration":319.910203594},{"canonical_composer":"Anton Arensky","canonical_title":"Piano Trio in D Minor, Op. 32","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber2_MID--AUDIO_09_R3_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber2_MID--AUDIO_09_R3_2018_wav--3.wav","duration":1736.58613734},{"canonical_composer":"Anton Arensky","canonical_title":"Piano Trio in D Minor, Op. 32","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber4_MID--AUDIO_11_R3_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber4_MID--AUDIO_11_R3_2018_wav--3.wav","duration":1613.55073687},{"canonical_composer":"Anton Arensky","canonical_title":"Piano Trio in D Minor, Op. 32","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--3.wav","duration":1714.92884063},{"canonical_composer":"Antonio Soler","canonical_title":"Sonata No. 10 in B Minor","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_01_WAV.wav","duration":232.765525781},{"canonical_composer":"Carl Maria von Weber","canonical_title":"Sonata No. 1, 2nd, 3rd and 4th movements","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--3.wav","duration":939.13367625},{"canonical_composer":"Charles Gounod \/ Franz Liszt","canonical_title":"Faust Waltz","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_01_Track01_wav.wav","duration":557.392605},{"canonical_composer":"Claude Debussy","canonical_title":"\"Feux d'artifice\" from Book II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--4.wav","duration":242.752161094},{"canonical_composer":"Claude Debussy","canonical_title":"\"Images\", Series I","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--2.wav","duration":918.021250781},{"canonical_composer":"Claude Debussy","canonical_title":"\"Les collines d'Anacapri\" from Preludes, Book I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--3.wav","duration":166.49556},{"canonical_composer":"Claude Debussy","canonical_title":"\"Ondine\" from Book II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--3.wav","duration":193.30108875},{"canonical_composer":"Claude Debussy","canonical_title":"\"Voiles\" from Preludes, Book I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--4.wav","duration":212.295460781},{"canonical_composer":"Claude Debussy","canonical_title":"Barcarolle, Op. 60","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--3.wav","duration":482.755208333},{"canonical_composer":"Claude Debussy","canonical_title":"Bruyeres","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_03_Track03_wav.wav","duration":984.527594531},{"canonical_composer":"Claude Debussy","canonical_title":"Estampes (Complete)","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--4.wav","duration":849.030935156},{"canonical_composer":"Claude Debussy","canonical_title":"Etude \"Pour le arpeges composes\"","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_02_WAV.wav","duration":274.671199688},{"canonical_composer":"Claude Debussy","canonical_title":"Etude \"Pour les accords\"","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_04_WAV.wav","duration":270.703522031},{"canonical_composer":"Claude Debussy","canonical_title":"Etude \"Pour les huit doigts\"","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_03_WAV.wav","duration":90.9961696875},{"canonical_composer":"Claude Debussy","canonical_title":"Etude No. 6, Book I, \"Pour les huits doigts\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--2.wav","duration":79.3348565625},{"canonical_composer":"Claude Debussy","canonical_title":"Etude No. 7 \"Study in Chromatic Steps\"","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_12_Track12_wav--1.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_12_Track12_wav--1.wav","duration":134.376478304},{"canonical_composer":"Claude Debussy","canonical_title":"Feux d'artifice","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_02_Track02_wav.wav","duration":242.578550156},{"canonical_composer":"Claude Debussy","canonical_title":"Four Preludes","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_03_Track03_wav.wav","duration":672.901303594},{"canonical_composer":"Claude Debussy","canonical_title":"Image (Book II)","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_03_ORIG_MID--AUDIO_08_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_03_ORIG_MID--AUDIO_08_R1_2004_03_Track03_wav.wav","duration":701.103700969},{"canonical_composer":"Claude Debussy","canonical_title":"Images Book 1 (Complete), L 110","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--4.wav","duration":903.260314687},{"canonical_composer":"Claude Debussy","canonical_title":"Images Book II","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_02_Track02_wav.wav","duration":679.697504063},{"canonical_composer":"Claude Debussy","canonical_title":"Images, Book I","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_03_WAV.wav","duration":924.171084375},{"canonical_composer":"Claude Debussy","canonical_title":"Images, Book I, \"Reflets dans l'eau\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--4.wav","duration":281.579579531},{"canonical_composer":"Claude Debussy","canonical_title":"Images, Book II","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital20_MID--AUDIO_20_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital20_MID--AUDIO_20_R1_2018_wav--3.wav","duration":845.710959844},{"canonical_composer":"Claude Debussy","canonical_title":"Images, Book II, \"Poissons d'or\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--5.wav","duration":219.9784125},{"canonical_composer":"Claude Debussy","canonical_title":"Jardins sous la pluie from Estampes","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_05_Track05_wav.wav","duration":207.262079062},{"canonical_composer":"Claude Debussy","canonical_title":"L'Isle Joyeuse","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_10_Track10_wav.wav","duration":329.560300781},{"canonical_composer":"Claude Debussy","canonical_title":"L'isle joyeuse","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--6.wav","duration":363.915234375},{"canonical_composer":"Claude Debussy","canonical_title":"L'isle joyeuse","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--4.wav","duration":298.988750156},{"canonical_composer":"Claude Debussy","canonical_title":"L'isle joyeuse","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--3.wav","duration":350.077107188},{"canonical_composer":"Claude Debussy","canonical_title":"L'isle joyeuse","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--4.wav","duration":346.025013871},{"canonical_composer":"Claude Debussy","canonical_title":"L'isle joyeuse, L. 106","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--4.wav","duration":349.685814844},{"canonical_composer":"Claude Debussy","canonical_title":"Les Collines d'Anacapri from Book I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--2.wav","duration":176.46349875},{"canonical_composer":"Claude Debussy","canonical_title":"Pagodas from Estampes No. 1","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--3.wav","duration":345.819632813},{"canonical_composer":"Claude Debussy","canonical_title":"Pour le piano (Complete)","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--3.wav","duration":738.958333333},{"canonical_composer":"Claude Debussy","canonical_title":"Prelude No. 24 \"Fireworks\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--1.wav","duration":318.511967813},{"canonical_composer":"Claude Debussy","canonical_title":"Prelude No. 6, Book I, \"Des pas sur la neige\"","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital16_MID--AUDIO_16_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital16_MID--AUDIO_16_R1_2018_wav--3.wav","duration":247.761504375},{"canonical_composer":"Claude Debussy","canonical_title":"Prelude No. 7, Book II, La terrasse des audiences du clair de lune","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--3.wav","duration":297.192544688},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes Book II: \u201cFeux d'artifice,\u201d L 123, No. 12","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--5.wav","duration":257.919079688},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes No. 2, 6, 12","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_08_Track08_wav.wav","duration":338.261822638},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes No. 2, 6, 12","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_09_Track09_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_09_Track09_wav.wav","duration":260.039831171},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes, Book II, III - La puerta del vino","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--2.wav","duration":179.321401875},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes, Book II, L 123 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_08_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_08_R1_2014_wav--2.wav","duration":2463.4804425},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes, Book II, L 123, IV. \u00abLes f\u00e9es sont d'exquises danseuses\u00bb","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--4.wav","duration":173.302083333},{"canonical_composer":"Claude Debussy","canonical_title":"Preludes, Book II, VII - La terasse des audiences du clair de lune","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--3.wav","duration":240.3202725},{"canonical_composer":"Claude Debussy","canonical_title":"PreludesBII\/7-12","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_02_Track02_wav.wav","duration":1184.04261937},{"canonical_composer":"Claude Debussy","canonical_title":"SuiteBergamasque","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_03_R1_2006_01-05_ORIG_MID--AUDIO_03_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_03_R1_2006_01-05_ORIG_MID--AUDIO_03_R1_2006_04_Track04_wav.wav","duration":942.903704531},{"canonical_composer":"Claude Debussy","canonical_title":"Three Etudes","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_02_Track02_wav.wav","duration":727.226836875},{"canonical_composer":"C\u00e9sar Franck","canonical_title":"Prel.\/Chor.\/Fug.","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_02_Track02_wav.wav","duration":1188.161205},{"canonical_composer":"C\u00e9sar Franck","canonical_title":"Prelude, Choral et Fugue","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--2.wav","duration":1054.57827234},{"canonical_composer":"C\u00e9sar Franck","canonical_title":"Prelude, Choral et Fugue","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--5.wav","duration":1021.9006875},{"canonical_composer":"C\u00e9sar Franck","canonical_title":"Prelude, Fugue et Variation, Op. 18, Arrangement Delle Vigne","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--2.wav","duration":632.269666875},{"canonical_composer":"C\u00e9sar Franck","canonical_title":"Pr\u00e9lude, chorale, et fugue, M. 21","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--3.wav","duration":706.374827813},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata K. 466","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--3.wav","duration":121.187111719},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata K. 525","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--2.wav","duration":65.9481178125},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata K. 54","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--1.wav","duration":205.774366875},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in A Major, K. 208","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--2.wav","duration":146.682545625},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in B Minor, K. 197","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_04_WAV.wav","duration":298.063270313},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in B Minor, K. 27","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_01_WAV.wav","duration":95.0212725},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in B Minor, K. 87","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--3.wav","duration":294.075560625},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in B Minor, K. 87","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--1.wav","duration":317.398186875},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in B Minor, L. 33","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_02_WAV.wav","duration":167.319544219},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in C Major, K. 132","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-21_R3_2014_MID--AUDIO_21_R3_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-21_R3_2014_MID--AUDIO_21_R3_2014_wav--1.wav","duration":241.6877925},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in C Major, K. 179","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_03_WAV.wav","duration":132.728232656},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in C Major, K. 513","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--2.wav","duration":174.2092275},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in C Minor, K. 84","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--1.wav","duration":79.7421745313},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 118","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--1.wav","duration":136.679884688},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 119","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_02_WAV.wav","duration":136.354030313},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 145","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-21_R3_2014_MID--AUDIO_21_R3_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-21_R3_2014_MID--AUDIO_21_R3_2014_wav--2.wav","duration":205.845146719},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 430","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--2.wav","duration":170.509979063},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 576","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_02_R1_2009_01-02_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_02_R1_2009_01-02_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_01_WAV.wav","duration":788.930835},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K. 96 L. 465","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--2.wav","duration":138.765886875},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Major, K96","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--3.wav","duration":140.121387656},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 1","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--1.wav","duration":139.008942187},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 141","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--6.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--6.wav","duration":194.772775312},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 141","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--2.wav","duration":201.390022969},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 213","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--5.wav","duration":214.695298125},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 9","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--1.wav","duration":217.822965937},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in D Minor, K. 9 L. 413","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--1.wav","duration":95.9707907813},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in F Minor, K. 466","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--1.wav","duration":239.784081463},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in G Major, K. 146","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_05_WAV.wav","duration":143.520155625},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata in G Major, K. 455","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--2.wav","duration":96.3852114708},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Sonata, K239","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_06_Track06_wav.wav","duration":196.015447394},{"canonical_composer":"Domenico Scarlatti","canonical_title":"Two Sonatas","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_02_Track02_wav.wav","duration":373.6107375},{"canonical_composer":"Edvard Grieg","canonical_title":"Lyric Piece in A Minor, \u201cWaltz,\u201d Op. 12 No. 2","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--1.wav","duration":111.434183437},{"canonical_composer":"Edvard Grieg","canonical_title":"Lyric Piece in E Minor, \u201cValse-Impromptu,\u201d Op. 47 No.1","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--3.wav","duration":183.914078906},{"canonical_composer":"Edvard Grieg","canonical_title":"Lyric Piece in E Minor, \u201cWaltz,\u201d Op. 38 No. 7","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--2.wav","duration":75.8452767188},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Etude in A Minor","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--3.wav","duration":76.0442615625},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Fantasy in F-sharp Minor, Op. 28 (Complete)","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--4.wav","duration":661.205093412},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Piano Trio No. 1 in D Major, Op. 49","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber5_MID--AUDIO_18_R3_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber5_MID--AUDIO_18_R3_2018_wav--2.wav","duration":1722.38342719},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Rondo Capriccioso in E Minor, Op. 14","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--4.wav","duration":362.836175625},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Rondo Capriccioso in E Minor, Op. 14","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_15_Track15_wav.wav","duration":359.457439688},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--3.wav","duration":724.481492758},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--1.wav","duration":665.776652208},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--1.wav","duration":712.135399408},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--1.wav","duration":623.033271908},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--4.wav","duration":632.121902587},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--3.wav","duration":641.788888125},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--1.wav","duration":649.901860781},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--2.wav","duration":723.034800469},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_03_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_03_R2_2015_wav--2.wav","duration":677.239583333},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--2.wav","duration":667.11875},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_02_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_02_R3_2013_wav--1.wav","duration":615.815356406},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_11_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_11_R3_2013_wav--1.wav","duration":666.257346563},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_15_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_15_R3_2013_wav--1.wav","duration":614.557344844},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--2.wav","duration":642.626227031},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--3.wav","duration":738.074849531},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_04_Track04_wav.wav","duration":654.413074219},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_04_Track04_wav.wav","duration":661.282725469},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_02_Track02_wav.wav","duration":643.549035937},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Serieuses, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_05_Track05_wav.wav","duration":706.74074625},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations Seriouses, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R3_2011_MID--AUDIO_R3-D5_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R3_2011_MID--AUDIO_R3-D5_02_Track02_wav.wav","duration":669.421072031},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations serieuses, Op. 54","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--2.wav","duration":690.980879531},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations s\u00e9rieuses, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--2.wav","duration":623.717708333},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations s\u00e9rieuses, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--1.wav","duration":661.06875},{"canonical_composer":"Felix Mendelssohn","canonical_title":"Variations s\u00e9rieuses, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--2.wav","duration":709.402083333},{"canonical_composer":"Felix Mendelssohn \/ Sergei Rachmaninoff","canonical_title":"Scherzo","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_06_Track06_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_06_Track06_wav.wav","duration":267.872328281},{"canonical_composer":"Felix Mendelssohn \/ Sergei Rachmaninoff","canonical_title":"Scherzo from A Midsummer Night's Dream","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_05_Track05_wav.wav","duration":253.743068906},{"canonical_composer":"Felix Mendelssohn \/ Sergei Rachmaninoff","canonical_title":"Scherzo from Mendelssohn's \"Midsummer Night's Dream\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--4.wav","duration":261.753210469},{"canonical_composer":"Franz Liszt","canonical_title":"\"La Campanella\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--3.wav","duration":273.16212},{"canonical_composer":"Franz Liszt","canonical_title":"\"La Campanella\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--4.wav","duration":265.471155469},{"canonical_composer":"Franz Liszt","canonical_title":"\"La Campanella\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--4.wav","duration":269.971685156},{"canonical_composer":"Franz Liszt","canonical_title":"Annes de Pelerinage III: Le jeux d'eau a la Villa d'Este","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_03_Track03_wav.wav","duration":428.272808906},{"canonical_composer":"Franz Liszt","canonical_title":"Apr\u00e8s une lecture de Dante: Fantasia quasi Sonata, S.161, No. 7","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--2.wav","duration":1027.3494},{"canonical_composer":"Franz Liszt","canonical_title":"Apr\u00e9s une lecture de Dante: Fantasia quasi Sonata, S.161, No. 7","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_04_R3_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_04_R3_2014_wav--1.wav","duration":997.267966406},{"canonical_composer":"Franz Liszt","canonical_title":"Au bord d'une source","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--4.wav","duration":219.655229063},{"canonical_composer":"Franz Liszt","canonical_title":"Ballade No. 2 in B Minor, S 171","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_04_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_04_R2_2013_wav--3.wav","duration":747.902564063},{"canonical_composer":"Franz Liszt","canonical_title":"Ballade No. 2 in B Minor, S 171","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_15_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_15_R2_2013_wav--2.wav","duration":741.736704844},{"canonical_composer":"Franz Liszt","canonical_title":"Ballade No. 2 in B Minor, S. 171","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--2.wav","duration":856.576333594},{"canonical_composer":"Franz Liszt","canonical_title":"Ballade No. 2 in B Minor, S. 171","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R2_2011_MID--AUDIO_R2-D4_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R2_2011_MID--AUDIO_R2-D4_08_Track08_wav.wav","duration":821.002117031},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude \"Gnomenreigen\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--3.wav","duration":168.182257031},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude \"La Leggierezza\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--4.wav","duration":303.805785937},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude \"Un Sospiro\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--5.wav","duration":376.477988906},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude \"Waldesrauschen\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--3.wav","duration":215.734292813},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude \"Waldesrauschen\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--3.wav","duration":228.45062625},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2 \"Gnomenreigen\"","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--5.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--5.wav","duration":161.806729219},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2 La Leggierezza, S. 144","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--3.wav","duration":290.866666667},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2, \"Gnomenreigen\", S. 145\/2","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_10_Track10_wav.wav","duration":154.977142031},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2, \"La Leggierezza\", S. 144\/2","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_18_Track18_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_18_Track18_wav.wav","duration":272.248659375},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2, \"La Leggierezza\", S. 144\/2","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_11_Track11_wav.wav","duration":263.861915625},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 2, \u201cLa leggierezza\", S. 144","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--5.wav","duration":273.5625},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 3 in D-flat Major, \"Un Sospiro\", S. 144\/3","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_03_Track03_wav.wav","duration":351.182875313},{"canonical_composer":"Franz Liszt","canonical_title":"Concert Etude No. 3 in D-flat Major, \"Un Sospiro\", S. 144\/3","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_10_Track10_wav.wav","duration":375.854325},{"canonical_composer":"Franz Liszt","canonical_title":"Dante Sonata","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_17_Track17_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_17_Track17_wav.wav","duration":1005.00558223},{"canonical_composer":"Franz Liszt","canonical_title":"Dante Sonata","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_02_Track02_wav.wav","duration":1003.39109062},{"canonical_composer":"Franz Liszt","canonical_title":"Dante Sonata","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_05_Track05_wav.wav","duration":913.148125313},{"canonical_composer":"Franz Liszt","canonical_title":"Dante Sonata","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_05_R1_2009_01-02_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_05_R1_2009_01-02_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_02_WAV.wav","duration":901.1743125},{"canonical_composer":"Franz Liszt","canonical_title":"Dante Sonata","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_09_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_06-09_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_09_WAV.wav","duration":984.984324844},{"canonical_composer":"Franz Liszt","canonical_title":"Funerailles","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_01_Track01_wav.wav","duration":697.635520313},{"canonical_composer":"Franz Liszt","canonical_title":"Funerailles","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--4.wav","duration":630.147607031},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes Etudes de Paganini, S. 141","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--3.wav","duration":1610.85576094},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e8tudes de Paganini No. 3 \"La Campanella\", S. 141","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--5.wav","duration":262.876041667},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e8tudes de Paganini No. 3 \"La Campanella\", S. 141","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--6.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--6.wav","duration":276.421875},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e8tudes de Paganini No. 3 La Campanella, S. 141","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--5.wav","duration":262.686458333},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e9tudes de Paganini, No. 3 \"La campanella\", S.141\/3","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--3.wav","duration":282.123617587},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e9tudes de Paganini, No. 3 \"La campanella\", S.141\/3","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--3.wav","duration":264.791437558},{"canonical_composer":"Franz Liszt","canonical_title":"Grandes \u00e9tudes de Paganini, No. 3 \"La campanella\", S.141\/3","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--4.wav","duration":283.232586512},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R1_2009_03-05_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R1_2009_03-05_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_05_WAV.wav","duration":608.523697031},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 10 in E-flat Major, S. 244\/10","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--5.wav","duration":335.35},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 10, S. 244\/10","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R2_2011_MID--AUDIO_R2-D6_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R2_2011_MID--AUDIO_R2-D6_04_Track04_wav.wav","duration":334.736577656},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 12, S. 244\/12","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_19_Track19_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_19_Track19_wav.wav","duration":566.314871719},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 13 (arr. Volodos)","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_14_R2_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_14_R2_2013_wav--4.wav","duration":421.862558906},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 13, S. 244\/13","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_05_Track05_wav.wav","duration":507.396661406},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 15 in A Minor","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--5.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--5.wav","duration":313.966032187},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 2 in C-sharp Minor, S. 244\/2","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--4.wav","duration":539.083333333},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 6, S.244\/6","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--4.wav","duration":441.165573321},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 6, S.244\/6","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--4.wav","duration":386.800455096},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 9","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--4.wav","duration":632.172177656},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody No. 9 in E-flat Major, S. 244","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--4.wav","duration":645.111458333},{"canonical_composer":"Franz Liszt","canonical_title":"Hungarian Rhapsody, No. 12","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_03-04_ORIG_MID--AUDIO_11_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_03-04_ORIG_MID--AUDIO_11_R1_2004_04_Track04_wav.wav","duration":569.204517423},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_03_Track03_wav.wav","duration":670.279778437},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_02-03_ORIG_MID--AUDIO_05_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_02-03_ORIG_MID--AUDIO_05_R1_2004_06_Track06_wav.wav","duration":621.447953048},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_10_Track10_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_10_Track10_wav.wav","duration":685.255457123},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_03_WAV.wav","duration":641.020993594},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_11_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_11_R2_2013_wav--3.wav","duration":662.270972344},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1, S.514","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_04_R3_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_04_R3_2014_wav--2.wav","duration":676.294729688},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto Waltz No. 1, S.514","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--4.wav","duration":682.626187031},{"canonical_composer":"Franz Liszt","canonical_title":"Mephisto-Waltz No. 1","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--3.wav","duration":637.078689844},{"canonical_composer":"Franz Liszt","canonical_title":"Paganini Etude No. 3, S. 141\/3 \"La Campanella\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--5.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--5.wav","duration":255.070524844},{"canonical_composer":"Franz Liszt","canonical_title":"Paganini Etude No. 3, S. 141\/3 \"La Campanella\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--2.wav","duration":274.468208438},{"canonical_composer":"Franz Liszt","canonical_title":"Paraphrase de concert sur Rigoletto, S.434","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--4.wav","duration":421.584472688},{"canonical_composer":"Franz Liszt","canonical_title":"Polonaise in E Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--4.wav","duration":468.594616875},{"canonical_composer":"Franz Liszt","canonical_title":"Rem. of Don Juan","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_04_Track04_wav.wav","duration":995.665403906},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--4.wav","duration":794.300754844},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--2.wav","duration":750.80053125},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole S.254","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_06_Track06_wav.wav","duration":774.292762031},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole, S. 254","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--2.wav","duration":794.979172969},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole, S. 254","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--4.wav","duration":783.325},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole, S. 254","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_17_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_17_R2_2013_wav--3.wav","duration":743.269822969},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole, S. 254","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--4.wav","duration":771.030211875},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsodie Espagnole, S.254","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_17_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_17_R1_2014_wav--2.wav","duration":794.788200938},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsody Esp.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_03_Track03_wav.wav","duration":773.212367813},{"canonical_composer":"Franz Liszt","canonical_title":"Rhapsody Esp.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_04_Track04_wav.wav","duration":754.92445875},{"canonical_composer":"Franz Liszt","canonical_title":"Rigoletto Paraphrase","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_06_WAV.wav","duration":391.296350156},{"canonical_composer":"Franz Liszt","canonical_title":"Rigoletto Paraphrase, S. 434","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R2_2011_MID--AUDIO_R2-D3_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R2_2011_MID--AUDIO_R2-D3_03_Track03_wav.wav","duration":379.090165781},{"canonical_composer":"Franz Liszt","canonical_title":"Rigoletto-Paraphrase","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--4.wav","duration":421.416512344},{"canonical_composer":"Franz Liszt","canonical_title":"R\u00e9miniscences de Don Juan, S.418","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--6.wav","duration":977.023595625},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata In B Minor, S. 178","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--5.wav","duration":1700.13318234},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_03_Track03_wav.wav","duration":1744.15290328},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_05_Track05_wav.wav","duration":1396.30736437},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Minor, S. 178","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_01-02_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_01-02_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_02_WAV.wav","duration":1670.37092578},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Minor, S. 178","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R1_2009_01-02_ORIG_MID--AUDIO_19_R1_2009_19_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R1_2009_01-02_ORIG_MID--AUDIO_19_R1_2009_19_R1_2009_02_WAV.wav","duration":1710.21062953},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Minor, S. 178","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R1_2009_04_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R1_2009_04_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_04_WAV.wav","duration":1726.19619047},{"canonical_composer":"Franz Liszt","canonical_title":"Sonata in B Minor, S. 178","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--5.wav","duration":1480.26561375},{"canonical_composer":"Franz Liszt","canonical_title":"Sonetto 104 del Petrarca","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_15_R1_2009_03-06_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_05_WAV.wav","duration":379.317195469},{"canonical_composer":"Franz Liszt","canonical_title":"Sonetto 104 del Petrarca","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--4.wav","duration":398.729569219},{"canonical_composer":"Franz Liszt","canonical_title":"Sonetto 123 del Petrarca","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_04_WAV.wav","duration":412.511606719},{"canonical_composer":"Franz Liszt","canonical_title":"Spanish Rhapsody","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_06_R1_2004_02-03_ORIG_MID--AUDIO_06_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_06_R1_2004_02-03_ORIG_MID--AUDIO_06_R1_2004_05_Track05_wav.wav","duration":750.325777985},{"canonical_composer":"Franz Liszt","canonical_title":"Spanish Rhapsody","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_05_WAV.wav","duration":802.764955781},{"canonical_composer":"Franz Liszt","canonical_title":"Tarantella","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--4.wav","duration":545.376041667},{"canonical_composer":"Franz Liszt","canonical_title":"Tarantella from Annees de Pelerinage 2eme Annee","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--3.wav","duration":532.707800625},{"canonical_composer":"Franz Liszt","canonical_title":"Tarantella, S. 162 No. 3 from Venezia e Napoli","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_06_Track06_wav.wav","duration":487.864095469},{"canonical_composer":"Franz Liszt","canonical_title":"Tarantella, Venezia e Napoli in G Minor, S.159","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--4.wav","duration":504.102230742},{"canonical_composer":"Franz Liszt","canonical_title":"Tarantelle di Bravura, S. 386","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R1_2009_03-06_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R1_2009_03-06_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_03_WAV.wav","duration":626.159897344},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 1 \"Prelude\"","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--2.wav","duration":53.936911875},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 1, \u201cPreludio\"","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--3.wav","duration":45.1552083333},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 10 in F Minor","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--3.wav","duration":257.278054688},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 10 in F Minor \"Appassionata\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--6.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--6.wav","duration":305.818337344},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 10 in F Minor, S. 139\/10","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--3.wav","duration":235.22412375},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 11 \"Harmonies du Soir\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--7.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--7.wav","duration":607.479360469},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 12 \"Chasse-neige\"","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--4.wav","duration":269.271899531},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 12 \"Chasse-neige\"","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--3.wav","duration":257.133824063},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 2, \u201cMolto vivace\"","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--4.wav","duration":128.823958333},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 3 \"Paysage\"","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--3.wav","duration":260.515230938},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 4 \"Mazeppa\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--4.wav","duration":494.709708281},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 4, \"Mazeppa\"","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--4.wav","duration":414.234375},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 5 \"Feux Follets\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--5.wav","duration":226.426055625},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 5 \"Feux Follets\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--3.wav","duration":243.934050937},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 5 \"Feux Follets\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--3.wav","duration":208.186223437},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 5 \u201cFeux Follets,\u201d S.139, No. 5","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--3.wav","duration":220.76901},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 5, \"Feux Follets\", S. 139\/5","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R2_2011_MID--AUDIO_R2-D2_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R2_2011_MID--AUDIO_R2-D2_07_Track07_wav.wav","duration":215.347006875},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 8 \"Wilde Jagd\"","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--4.wav","duration":317.551765781},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 8 \"Wilde Jagd\"","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--4.wav","duration":298.708301719},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 8, \"Wilde Jagd\", S. 139\/8","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_04_Track04_wav.wav","duration":355.499110313},{"canonical_composer":"Franz Liszt","canonical_title":"Transcendental Etude No. 9, 'Ricordanza'","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_04-05_ORIG_MID--AUDIO_01_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_04-05_ORIG_MID--AUDIO_01_R1_2004_05_Track05_wav.wav","duration":510.89592875},{"canonical_composer":"Franz Liszt","canonical_title":"Tristan and Isolde - Liebestod, S.447","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--3.wav","duration":381.608172846},{"canonical_composer":"Franz Liszt","canonical_title":"Trois Etudes de Concert \"La leggierezza\", S.144","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--1.wav","duration":286.726159138},{"canonical_composer":"Franz Liszt","canonical_title":"Valse de l'opera Faust de Charles Gounod, S.407","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--5.wav","duration":529.717489842},{"canonical_composer":"Franz Liszt","canonical_title":"Valse de l'opera Faust de Charles Gounod, S.407","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--4.wav","duration":549.447094021},{"canonical_composer":"Franz Liszt","canonical_title":"Valse-Impromptu, S. 213","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--1.wav","duration":342.2875},{"canonical_composer":"Franz Liszt","canonical_title":"Venezia e Napoli","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_07_Track07_wav.wav","duration":327.398176875},{"canonical_composer":"Franz Liszt","canonical_title":"Venezia e Napoli","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_08_Track08_wav.wav","duration":328.064575781},{"canonical_composer":"Franz Liszt","canonical_title":"Venezia e Napoli","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_09_Track09_wav.wav","duration":403.523902031},{"canonical_composer":"Franz Liszt","canonical_title":"Venezia e Napoli, S. 162","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--4.wav","duration":990.913806094},{"canonical_composer":"Franz Liszt","canonical_title":"Venezia e Napoli, S.162 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--8.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--8.wav","duration":1033.23481078},{"canonical_composer":"Franz Liszt","canonical_title":"\u00c9tudes d'ex\u00e9cution transcendante, No. 10 in F Minor, S.139\/10","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--3.wav","duration":267.455954417},{"canonical_composer":"Franz Liszt","canonical_title":"\u00c9tudes d'ex\u00e9cution transcendante, No. 12, \"Chasse-Neige\" S.139\/12","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--3.wav","duration":270.732647762},{"canonical_composer":"Franz Liszt","canonical_title":"\u00c9tudes d'ex\u00e9cution transcendante, No. 4, \"Mazeppa\" S.139\/4","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--4.wav","duration":394.658322575},{"canonical_composer":"Franz Liszt","canonical_title":"\u00c9tudes d'ex\u00e9cution transcendante, No. 4, \"Mazeppa\" S.139\/4","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--3.wav","duration":484.962367262},{"canonical_composer":"Franz Liszt","canonical_title":"\u00c9tudes d'ex\u00e9cution transcendante, No. 5, \"Feux follets\" S.139\/5","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--2.wav","duration":212.663487858},{"canonical_composer":"Franz Liszt \/ Camille Saint-Sa\u00ebns","canonical_title":"Danse Macabre S555\/R240","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_07_Track07_wav.wav","duration":604.709598281},{"canonical_composer":"Franz Liszt \/ Vladimir Horowitz","canonical_title":"Hungarian Rhapsody No. 15 (Horowitz edition)","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--7.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--7.wav","duration":308.576080313},{"canonical_composer":"Franz Liszt \/ Vladimir Horowitz","canonical_title":"Hungarian Rhapsody No. 2 (Horowitz Edition)","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--5.wav","duration":529.54006875},{"canonical_composer":"Franz Schubert","canonical_title":"\"Der Mueller und der Bach\"","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_02_WAV.wav","duration":336.379204219},{"canonical_composer":"Franz Schubert","canonical_title":"\"Erlkoenig\"","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_04_WAV.wav","duration":274.736637656},{"canonical_composer":"Franz Schubert","canonical_title":"\"Gretchen am Spinnrade\"","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_03_WAV.wav","duration":236.42070375},{"canonical_composer":"Franz Schubert","canonical_title":"Fantasia in C Major, \"Wanderer\", D. 760","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--3.wav","duration":1204.94174533},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1 F Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--3.wav","duration":584.943325313},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1 in F Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R2_2008_01-05_ORIG_MID--AUDIO_11_R2_2008_wav--3.wav","duration":635.781949688},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1 in F Minor, D. 935","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--1.wav","duration":578.621096367},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1 in F Minor, D. 935","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_081_PIANO081_MID--AUDIO-split_07-09-17_Piano-e_2_-02_wav--3.wav","duration":566.241883521},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1 in F Minor, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_15_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_15_R2_2013_wav--1.wav","duration":574.096648125},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 1, in F Minor, D935","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_07_Track07_wav.wav","duration":537.582261562},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-Flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--1.wav","duration":638.698613438},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--3.wav","duration":392.005208333},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--2.wav","duration":685.165625},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--1.wav","duration":685.057291667},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_11_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_11_R2_2013_wav--1.wav","duration":474.560155781},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D. 935","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--2.wav","duration":680.221025875},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D. 935","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--1.wav","duration":551.678920692},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_02_R2_2013_wav--1.wav","duration":634.483874063},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--2.wav","duration":462.785327812},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_14_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_14_R2_2013_wav--1.wav","duration":389.417345625},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3 in B-flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--1.wav","duration":717.590094375},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3, in B-Flat Major, D935","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R2_2011_MID--AUDIO_R2-D2_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R2_2011_MID--AUDIO_R2-D2_06_Track06_wav.wav","duration":523.286068594},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3, in B-Flat Major, D935","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_10_R2_2011_MID--AUDIO_R2-D3_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_10_R2_2011_MID--AUDIO_R2-D3_10_Track10_wav.wav","duration":696.215917031},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3, in B-Flat Major, D935","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_04_Track04_wav.wav","duration":399.084803906},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 3, in B-Flat Major, D935","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_08_Track08_wav.wav","duration":407.183086406},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 4 in F Minor, D. 935","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--2.wav","duration":376.731059992},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 142 No. 4, in F Minor, D935","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_02_R2_2011_MID--AUDIO_R2-D1_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_02_R2_2011_MID--AUDIO_R2-D1_02_Track02_wav.wav","duration":329.194382344},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--1.wav","duration":566.467115156},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1 in C Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R2_2008_01-03_ORIG_MID--AUDIO_03_R2_2008_wav--1.wav","duration":532.502138437},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1 in C Minor","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_04_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_04_R2_2013_wav--1.wav","duration":519.358455},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1 in C Minor, D. 899","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--2.wav","duration":559.081662196},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1, in C Minor, D899","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R2_2011_MID--AUDIO_R2-D2_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R2_2011_MID--AUDIO_R2-D2_02_Track02_wav.wav","duration":588.366131719},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 1, in C Minor, D899","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R2_2011_MID--AUDIO_R2-D6_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R2_2011_MID--AUDIO_R2-D6_07_Track07_wav.wav","duration":566.914497188},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--1.wav","duration":223.212917812},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2 E-flat Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--1.wav","duration":264.608442656},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2 in E-flat Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--2.wav","duration":274.862171719},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2 in E-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--1.wav","duration":287.720833333},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2 in E-flat Major, D. 899","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--1.wav","duration":287.37038675},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 2 in E-flat Major, D899","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_03_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_03_R2_2013_wav--2.wav","duration":267.370192031},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--3.wav","duration":300.25611},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--1.wav","duration":375.151868438},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--2.wav","duration":365.193277969},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--2.wav","duration":355.173958333},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_13_R2_2015_wav--3.wav","duration":302.311458333},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--1.wav","duration":366.34375},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major, D. 899","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--2.wav","duration":366.462947912},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major, D. 899","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--3.wav","duration":327.167200292},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3 in G-flat Major, D899","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_17_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_17_R2_2013_wav--2.wav","duration":357.281961094},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3, in G-flat Major, D899","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R2_2011_MID--AUDIO_R2-D3_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R2_2011_MID--AUDIO_R2-D3_04_Track04_wav.wav","duration":320.318857031},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 3, in G-flat Major, D899","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R2_2011_MID--AUDIO_R2-D4_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R2_2011_MID--AUDIO_R2-D4_09_Track09_wav.wav","duration":258.665606719},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 4 in A-flat Major","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R2_2008_01-04_ORIG_MID--AUDIO_04_R2_2008_wav--3.wav","duration":400.711404844},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 4 in A-flat Major","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R2_2008_01-05_ORIG_MID--AUDIO_10_R2_2008_wav--4.wav","duration":342.504999375},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 4 in A-flat Major","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_03_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_03_R2_2015_wav--1.wav","duration":112.872916667},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 4 in A-flat Major","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--1.wav","duration":354.151041667},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90 No. 4 in A-flat Major","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--3.wav","duration":366.94375},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op. 90, No. 3, in G-flat Major, D899","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_04_Track04_wav.wav","duration":307.356797344},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptu Op.142 No.3, in B-Flat Major, D935","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--1.wav","duration":445.906338281},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptus Op. 90","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--3.wav","duration":644.389045781},{"canonical_composer":"Franz Schubert","canonical_title":"Impromptus Op. 90, No. 3","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_02_Track02_wav--1.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_02_Track02_wav--1.wav","duration":340.525040821},{"canonical_composer":"Franz Schubert","canonical_title":"Moment Musical Op. 94 No. 1 in C Major","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--2.wav","duration":351.030208333},{"canonical_composer":"Franz Schubert","canonical_title":"Moment Musical Op. 94 No. 4 in C-sharp Minor, D780","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_07_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_07_R2_2013_wav--2.wav","duration":414.592267031},{"canonical_composer":"Franz Schubert","canonical_title":"Moment Musical Op. 94 No. 4, in C-sharp Minor, D780","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R2_2011_MID--AUDIO_R2-D6_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R2_2011_MID--AUDIO_R2-D6_03_Track03_wav.wav","duration":320.264102813},{"canonical_composer":"Franz Schubert","canonical_title":"Moment Musicaux in F Minor, Op. 94 No. 3","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--2.wav","duration":106.156410937},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_01_Track01_wav.wav","duration":776.242546406},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_01_Track01_wav.wav","duration":932.691375},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_01_Track01_wav.wav","duration":849.484994531},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_02_Track02_wav.wav","duration":468.100493438},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_02_Track02_wav.wav","duration":590.496204375},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_02_Track02_wav.wav","duration":592.003948594},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.962","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R2_2006_01_ORIG_MID--AUDIO_05_R2_2006_03_Track03_wav.wav","duration":709.957890469},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.962","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R2_2006_01_ORIG_MID--AUDIO_09_R2_2006_03_Track03_wav.wav","duration":772.517924063},{"canonical_composer":"Franz Schubert","canonical_title":"Son. in Bb D.962","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R2_2006_01_ORIG_MID--AUDIO_16_R2_2006_03_Track03_wav.wav","duration":719.690786719},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D959","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_01_Track01_wav.wav","duration":660.76857},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D959","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_01_Track01_wav.wav","duration":670.895429531},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D959","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_01_Track01_wav.wav","duration":677.290989375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_02_Track02_wav.wav","duration":435.830226563},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_02_Track02_wav.wav","duration":420.042315},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D960","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_02_Track02_wav.wav","duration":427.673183437},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R2_2006_01_ORIG_MID--AUDIO_01_R2_2006_03_Track03_wav.wav","duration":896.542906875},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_03_Track03_wav.wav","duration":272.131138125},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D961","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R2_2006_01_ORIG_MID--AUDIO_08_R2_2006_03_Track03_wav.wav","duration":844.489005937},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A D962","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R2_2006_01_ORIG_MID--AUDIO_07_R2_2006_04_Track04_wav.wav","duration":648.601114219},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D. 664 (Complete)","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--2.wav","duration":903.514803525},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D. 664, I. Allegro moderato","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--2.wav","duration":342.161784937},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D. 959 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_08_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_08_R2_2014_wav.wav","duration":2341.60689984},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D. 959 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_17_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_17_R2_2014_wav.wav","duration":2210.52262922},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D. 959 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_19_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_19_R2_2014_wav.wav","duration":2453.07847641},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, D959","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_07_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_07_R2_2018_wav.wav","duration":2244.51297984},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Major, Op. 120, I. Allegro moderato","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--2.wav","duration":339.792662344},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_01_Track01_wav.wav","duration":569.863212188},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_02_Track02_wav.wav","duration":794.52912},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_03_Track03_wav.wav","duration":463.446384844},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R2_2006_01_ORIG_MID--AUDIO_22_R2_2006_04_Track04_wav.wav","duration":308.593441406},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_01_Track01_wav.wav","duration":658.862856094},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_02_Track02_wav.wav","duration":731.219888438},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_03_Track03_wav.wav","duration":424.8500025},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Min.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R2_2006_01_ORIG_MID--AUDIO_23_R2_2006_04_Track04_wav.wav","duration":272.511746719},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D. 537, I. Allegro ma non troppo","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--3.wav","duration":308.591436612},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D. 845","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_01_WAV.wav","duration":463.744194375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D. 846","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_02_WAV.wav","duration":398.837742187},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D. 847","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_03_WAV.wav","duration":280.387005938},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D. 848","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R2_2009_01_ORIG_MID--AUDIO_09_R2_2009_09_R2_2009_04_WAV.wav","duration":293.561405156},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D784","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--1.wav","duration":1371.54510281},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A Minor, D845","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_02_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_02_R2_2018_wav.wav","duration":1846.46449969},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in A minor, D. 845 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_15_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_15_R2_2014_wav.wav","duration":1682.59847766},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major D. 960","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_01_WAV.wav","duration":908.675640469},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major D. 961","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_02_WAV.wav","duration":635.457430781},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major D. 962","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_03_WAV.wav","duration":216.3032025},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major D. 963","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R2_2009_01_ORIG_MID--AUDIO_21_R2_2009_21_R2_2009_04_WAV.wav","duration":434.902075781},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 960","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_01_WAV.wav","duration":949.83879375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 960 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_04_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_04_R2_2014_wav.wav","duration":2213.10943219},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 960 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_12_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_12_R2_2014_wav.wav","duration":2624.66350781},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 961","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_02_WAV.wav","duration":672.761079375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 962","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_03_WAV.wav","duration":220.921253438},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D. 963","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R2_2009_01_ORIG_MID--AUDIO_10_R2_2009_10_R2_2009_04_WAV.wav","duration":515.92897125},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_01_Track01_wav.wav","duration":902.321056094},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_02_Track02_wav.wav","duration":595.733285317},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_03_Track03_wav.wav","duration":225.191643375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R2_2004_01_ORIG_MID--AUDIO_14_R2_2004_04_Track04_wav.wav","duration":456.341602506},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_01_Track01_wav.wav","duration":917.292165775},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_02_Track02_wav.wav","duration":572.456644581},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_03_Track03_wav.wav","duration":240.996083931},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_16_R2_2004_01_ORIG_MID--AUDIO_16_R2_2004_04_Track04_wav.wav","duration":488.711165135},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_09_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_09_R2_2018_wav.wav","duration":2561.10988547},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in B-flat Major, D960","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_10_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_10_R2_2018_wav.wav","duration":2421.89528109},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C  Minor, D. 958","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_01_WAV.wav","duration":475.983765469},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C  Minor, D. 959","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_02_WAV.wav","duration":488.363560781},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C  Minor, D. 960","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_03_WAV.wav","duration":203.632275},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C  Minor, D. 961","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R2_2009_01_ORIG_MID--AUDIO_17_R2_2009_17_R2_2009_04_WAV.wav","duration":521.642106562},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Major, D840","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_01_WAV.wav","duration":704.256774375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Major, D841","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_02_WAV.wav","duration":540.345346406},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Major, D842","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_03_WAV.wav","duration":312.578480156},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Major, D843","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R2_2009_01_ORIG_MID--AUDIO_16_R2_2009_16_R2_2009_04_WAV.wav","duration":529.414534688},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 958","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_01_WAV.wav","duration":480.3627675},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 958","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_01_WAV.wav","duration":493.521141094},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 958 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_07_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_07_R2_2014_wav.wav","duration":1790.89831594},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 958 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_21_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_21_R2_2014_wav.wav","duration":1766.21885344},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 959","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_02_WAV.wav","duration":469.549477031},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 959","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_02_WAV.wav","duration":573.772129219},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 960","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_03_WAV.wav","duration":166.621094063},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 960","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_03_WAV.wav","duration":151.10027625},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 961","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R2_2009_01_ORIG_MID--AUDIO_07_R2_2009_07_R2_2009_04_WAV.wav","duration":520.219832344},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D. 961","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R2_2009_01_ORIG_MID--AUDIO_12_R2_2009_12_R2_2009_04_WAV.wav","duration":560.5763625},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_01_Track01_wav.wav","duration":692.722315437},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_02_Track02_wav.wav","duration":525.664047577},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_06_R2_2004_01_ORIG_MID--AUDIO_06_R2_2004_03_Track03_wav.wav","duration":745.937970417},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_01_Track01_wav.wav","duration":452.828792356},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_02_Track02_wav.wav","duration":465.319140125},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R2_2004_01_ORIG_MID--AUDIO_19_R2_2004_03_Track03_wav.wav","duration":705.474414571},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_01_Track01_wav.wav","duration":463.915298113},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_02_Track02_wav.wav","duration":466.286017615},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_03_Track03_wav.wav","duration":152.737797285},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_22_R2_2004_01_ORIG_MID--AUDIO_22_R2_2004_04_Track04_wav.wav","duration":547.810349767},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_05_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert1-3_MID--AUDIO_05_R2_2018_wav.wav","duration":1743.52523297},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_08_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert4-6_MID--AUDIO_08_R2_2018_wav.wav","duration":1749.02602875},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_11_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_11_R2_2018_wav.wav","duration":1631.10547359},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C Minor, D958","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_16_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_16_R2_2018_wav.wav","duration":1758.36229078},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in C major, D. 840 (Complete)","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_20_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20-21_R2_2014_MID--AUDIO_20_R2_2014_wav.wav","duration":1579.19446781},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D. 850 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_10_R2_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-07-08-10-12-15-17_R2_2014_MID--AUDIO_10_R2_2014_wav.wav","duration":1974.04316484},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D850","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_01_Track01_wav.wav","duration":396.018062513},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D850","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_02_Track02_wav.wav","duration":682.401833062},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D850","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_03_Track03_wav.wav","duration":351.6399883},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D850","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R2_2004_01_ORIG_MID--AUDIO_15_R2_2004_04_Track04_wav.wav","duration":440.98053671},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in D Major, D850","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_20_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_20_R2_2018_wav.wav","duration":2346.84060188},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major D894","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_15_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert7-9_MID--AUDIO_15_R2_2018_wav.wav","duration":2076.61384219},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major D894","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_17_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_17_R2_2018_wav.wav","duration":1898.29804828},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major D894","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_18_R2_2018_wav.midi","audio_filename":"2018\/MIDI-Unprocessed_Schubert10-12_MID--AUDIO_18_R2_2018_wav.wav","duration":1990.15425984},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D 894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_01_Track01_wav.wav","duration":749.203986423},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D 894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_02_Track02_wav.wav","duration":417.901544965},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D 894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_03_Track03_wav.wav","duration":224.28886826},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D 894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_17_R2_2004_01_ORIG_MID--AUDIO_17_R2_2004_04_Track04_wav.wav","duration":506.776282783},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 894","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_01_WAV.wav","duration":774.434321719},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 894","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_01_WAV.wav","duration":928.51402875},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 895","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_02_WAV.wav","duration":410.555145},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 895","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_02_WAV.wav","duration":459.31578},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 896","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_03_WAV.wav","duration":227.10447375},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 896","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_03_WAV.wav","duration":241.472782031},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 897","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R2_2009_01_ORIG_MID--AUDIO_08_R2_2009_08_R2_2009_04_WAV.wav","duration":513.018984844},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D. 897","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_19_R2_2009_01_ORIG_MID--AUDIO_19_R2_2009_19_R2_2009_04_WAV.wav","duration":460.102371094},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R2_2004_01_ORIG_MID--AUDIO_04_R2_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R2_2004_01_ORIG_MID--AUDIO_04_R2_2004_01_Track01_wav.wav","duration":1025.03650605},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R2_2004_01_ORIG_MID--AUDIO_04_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R2_2004_01_ORIG_MID--AUDIO_04_R2_2004_02_Track02_wav.wav","duration":1298.3273665},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_01_Track01_wav.wav","duration":754.754183725},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_02_Track02_wav.wav","duration":433.1782093},{"canonical_composer":"Franz Schubert","canonical_title":"Sonata in G Major, D894","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_20_R2_2004_01_ORIG_MID--AUDIO_20_R1_2004_03_Track03_wav.wav","duration":685.919985077},{"canonical_composer":"Franz Schubert","canonical_title":"Valse-Caprice No. 6 from Soirees de Vienne","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_03_WAV.wav","duration":442.276534219},{"canonical_composer":"Franz Schubert","canonical_title":"Wanderer Fantasy","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_03_Track03_wav.wav","duration":1263.03426047},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Der Mueller und der Bach","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--3.wav","duration":301.624965469},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Die Forelle","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_08_Track08_wav.wav","duration":207.156577031},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Fruelingsglaube, Die Junge Nonne","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_04_Track04_wav.wav","duration":503.913758906},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Gretchen am Spinnrade","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_09_R1_2018_wav--2.wav","duration":199.135751719},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Song Transcriptions: Aufenthalt, Gretchen am Spinnrade, Standchen von Shakespeare, Der Erlkonig","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_02_Track02_wav.wav","duration":209.410707023},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Song Transcriptions: Aufenthalt, Gretchen am Spinnrade, Standchen von Shakespeare, Der Erlkonig","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_03_Track03_wav.wav","duration":189.921448277},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Song Transcriptions: Aufenthalt, Gretchen am Spinnrade, Standchen von Shakespeare, Der Erlkonig","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_04_Track04_wav.wav","duration":141.831846552},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Song Transcriptions: Aufenthalt, Gretchen am Spinnrade, Standchen von Shakespeare, Der Erlkonig","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_01-02_ORIG_MID--AUDIO_18_R1_2004_05_Track05_wav.wav","duration":249.113581352},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Staendchen from Schwannengesang, R245\/7","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R2_2011_MID--AUDIO_R2-D6_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R2_2011_MID--AUDIO_R2-D6_08_Track08_wav.wav","duration":332.408855625},{"canonical_composer":"Franz Schubert \/ Franz Liszt","canonical_title":"Standchen, S. 558, NO. 9, \"Horch, horch! Die Lerch\"","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_05_Track05_wav.wav","duration":157.473133125},{"canonical_composer":"Franz Schubert \/ Leopold Godowsky","canonical_title":"Moment Musical Op. 94 No. 3 in F-sharp Minor","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--4.wav","duration":126.815625},{"canonical_composer":"Fritz Kreisler \/ Sergei Rachmaninoff","canonical_title":"Liebesfreud","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R2_2011_MID--AUDIO_R2-D5_06_Track06_wav.wav","duration":369.954224062},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"12 Etudes, Op. 25","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_01_ORIG_MID--AUDIO_05_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_01_ORIG_MID--AUDIO_05_R1_2004_02_Track02_wav.wav","duration":1409.28857763},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"12 Etudes, Op. 25","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_01_ORIG_MID--AUDIO_05_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_05_R1_2004_01_ORIG_MID--AUDIO_05_R1_2004_03_Track03_wav.wav","duration":327.327025835},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"24 Preludes, Op. 28","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_06_R1_2004_01_ORIG_MID--AUDIO_06_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_06_R1_2004_01_ORIG_MID--AUDIO_06_R1_2004_01_Track01_wav.wav","duration":2398.64035989},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato and Grand Polonaise Brilliante, Op. 22","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R3_2008_01-05_ORIG_MID--AUDIO_10_R3_2008_wav--5.wav","duration":809.804211563},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato and Grand Polonaise Brilliante, Op. 22","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--4.wav","duration":819.874981406},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato and Grande Polonaise Brillante, Op. 22","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_13_R1_2009_01-03_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_13_R1_2009_01-03_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_03_WAV.wav","duration":779.574540938},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato and Grande Polonaise Brillante, Op. 22","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R1_2009_01-03_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R1_2009_01-03_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_03_WAV.wav","duration":794.2513425},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato et Grande Polonaise Brillante, Op. 22","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R3_2011_MID--AUDIO_R3-D2_06_Track06_wav.wav","duration":802.590009375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante Spianato et Grande Polonaise Brillante, Op. 22","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_17_Track17_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_17_Track17_wav.wav","duration":761.139730313},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato e grande polonaise, Op. 22","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--3.wav","duration":829.847429454},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato e grande polonaise, Op. 22","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--2.wav","duration":824.448951633},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato et grande polonaise brillante, Op. 22","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--7.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--7.wav","duration":780.15947625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato et grande polonaise brillante, Op. 22","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--4.wav","duration":826.469791667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato et grande polonaise brillante, Op. 22","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--4.wav","duration":818.453125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Andante spianato et grande polonaise brillante, Op. 22","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--4.wav","duration":769.017660469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade 4 Op. 52","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_01_Track01_wav.wav","duration":603.939032813},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_07_Track07_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_07_Track07_wav.wav","duration":551.649013656},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_06_Track06_wav.wav","duration":544.937494994},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_12_Track12_wav--2.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_12_Track12_wav--2.wav","duration":516.970757429},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--5.wav","duration":511.25625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--3.wav","duration":590.019442031},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--3.wav","duration":511.011775313},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R2_2011_MID--AUDIO_R2-D2_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R2_2011_MID--AUDIO_R2-D2_03_Track03_wav.wav","duration":538.139152031},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_05_Track05_wav.wav","duration":527.426021719},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_10_Track10_wav.wav","duration":502.698482344},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 1 in G Minor, Op. 23","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--4.wav","duration":558.778244879},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 2 in F Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--2.wav","duration":340.642020469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 2 in F Major, Op. 38","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_04_WAV.wav","duration":426.929327344},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 2 in F Major, Op. 38","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--3.wav","duration":411.467270156},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 2 in F Major, Op. 38","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--4.wav","duration":459.913344704},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 3 in A-flat Major, Op. 47","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--4.wav","duration":418.390340156},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 3 in A-flat Major, Op. 47","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_10_R2_2011_MID--AUDIO_R2-D3_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_10_R2_2011_MID--AUDIO_R2-D3_11_Track11_wav.wav","duration":424.21966125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--4.wav","duration":647.477985},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--2.wav","duration":616.031702344},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--5.wav","duration":611.620649062},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--4.wav","duration":657.425891719},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_14_Track14_wav.wav","duration":653.658534375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F Minor, Op. 52","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--4.wav","duration":641.490446425},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Ballade No. 4 in F minor, Op. 52","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--5.wav","duration":628.508986875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle in F#","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_06_Track06_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_06_Track06_wav.wav","duration":486.925260938},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle in F-sharp Major, Op. 60","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_18_R3_2013_wav--1.wav","duration":499.187535},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle, Op. 60","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R1_2009_03-05_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R1_2009_03-05_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_03_WAV.wav","duration":553.574499844},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle, Op. 60","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R3_2008_01-05_ORIG_MID--AUDIO_08_R3_2008_wav--1.wav","duration":476.111970469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle, Op. 60","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--3.wav","duration":536.125265156},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Barcarolle, Op. 60","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--5.wav","duration":519.593607825},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Berceuse Op. 57","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--4.wav","duration":261.343221562},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Berceuse Op. 57 in D-flat Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_083_PIANO083_MID--AUDIO-split_07-09-17_Piano-e_2_-06_wav--5.wav","duration":265.093786504},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Berceuse in D-Flat Major, Op. 57","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--4.wav","duration":256.01470125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Berceuse, Op. 57","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--4.wav","duration":273.486458333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Berceuse, Op. 57","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_05_Track05_wav.wav","duration":293.0552625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Complete Etudes, Opus 25","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_04_ORIG_MID--AUDIO_17_R1_2004_09_Track09_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_04_ORIG_MID--AUDIO_17_R1_2004_09_Track09_wav.wav","duration":1203.88854254},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Complete Etudes, Opus 25","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_04_ORIG_MID--AUDIO_17_R1_2004_11_Track11_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_04_ORIG_MID--AUDIO_17_R1_2004_11_Track11_wav.wav","duration":604.44159296},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--2.wav","duration":115.228125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--2.wav","duration":115.634375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--4.wav","duration":104.165625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--3.wav","duration":116.702083333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--3.wav","duration":114.585889687},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1 in C Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--2.wav","duration":116.213105767},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1 in C Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--3.wav","duration":121.811368933},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 1 in C Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--3.wav","duration":114.474866421},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 10 in A-flat Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--2.wav","duration":124.78143985},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 12","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--4.wav","duration":154.826041667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 12","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--6.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--6.wav","duration":136.134375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 12","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--3.wav","duration":150.49375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 12","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--3.wav","duration":157.636458333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 12 in C Minor","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_03_Track03_wav.wav","duration":138.094146094},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 2","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--2.wav","duration":81.2895833333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 2","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--3.wav","duration":70.726425},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 2 in A Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_070_PIANO070_MID--AUDIO-split_07-08-17_Piano-e_1-02_wav--2.wav","duration":79.48679},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--3.wav","duration":119.150521875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--3.wav","duration":111.881565469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-Sharp Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_05_Track05_wav.wav","duration":122.391704531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-Sharp Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_09_Track09_wav.wav","duration":113.671093594},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-Sharp Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_09_Track09_wav.wav","duration":123.152921719},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-sharp Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--3.wav","duration":124.61526},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-sharp Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--3.wav","duration":123.041063763},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-sharp Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--3.wav","duration":115.376571404},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 4 in C-sharp Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--3.wav","duration":112.612696058},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 5 in G-flat Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--2.wav","duration":95.57645475},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 5 in G-flat Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--3.wav","duration":92.236727525},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 5 in G-flat Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--3.wav","duration":98.7099864042},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 8","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--3.wav","duration":138.896875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 8","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--3.wav","duration":125.043945469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 8 in F Major","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--4.wav","duration":135.18148875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 8 in F Major","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_04_Track04_wav.wav","duration":131.456866406},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 10 No. 8 in F Major","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_14_Track14_wav.wav","duration":149.950437656},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--3.wav","duration":137.86875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--3.wav","duration":136.072246406},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 1 in A-flat Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--2.wav","duration":147.718293271},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 1 in A-flat Major","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--4.wav","duration":143.456562017},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 10","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--5.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--5.wav","duration":250.193392969},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 10 in B Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_03_Track03_wav.wav","duration":243.747085312},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 10 in B Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_11_Track11_wav.wav","duration":237.826952344},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 10 in B Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--3.wav","duration":237.363153154},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--3.wav","duration":217.536458333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--2.wav","duration":210.821875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--2.wav","duration":193.874004844},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--4.wav","duration":238.691000625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_09_Track09_wav.wav","duration":200.596754531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_03_Track03_wav.wav","duration":221.514201563},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_13_Track13_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_13_Track13_wav.wav","duration":213.302404219},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_04_Track04_wav.wav","duration":193.441312969},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 11 in A Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--3.wav","duration":219.964734133},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 12","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--4.wav","duration":136.692708333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 12","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--4.wav","duration":156.28125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 12 in C Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_14_Track14_wav.wav","duration":137.845748906},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 5 in E Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--2.wav","duration":181.853450625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 6","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--3.wav","duration":127.005208333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 6","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--3.wav","duration":120.675627187},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 6 in G-sharp Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_17_Track17_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_17_Track17_wav.wav","duration":116.065589062},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude Op. 25 No. 6 in G-sharp Minor","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_16_Track16_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_16_Track16_wav.wav","duration":110.455284844},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude in A Minor, Op. 25, No. 11","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--4.wav","duration":221.737224844},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etude in F Major, Op. 10, No. 8","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--3.wav","duration":150.433877344},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etudes Op. 10 Nos. 8","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_10_Track10_wav.wav","duration":143.597612813},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etudes Op. 10 Nos. 9","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_11_Track11_wav.wav","duration":124.808902969},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Etudes Op. 25 Nos. 1-5","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_03_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_03_R2_2013_wav--1.wav","duration":656.746138125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Fantasie in F Minor, Op. 49","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--3.wav","duration":715.326623087},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Fantasy in F Minor, Op.49","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_06_WAV.wav","duration":766.870226719},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka Op. 50 No. 3 in C-sharp Minor","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--3.wav","duration":265.483174688},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka Op. 6 No. 2 in C-sharp Minor","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_02_Track02_wav.wav","duration":137.6280675},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka in C-sharp Minor, Op. 50 No. 3","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--3.wav","duration":235.214775469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka in D Major, Op. 33, No. 2","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--3.wav","duration":124.491061406},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka in F Minor, Op. 7, No. 3","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--5.wav","duration":121.519643437},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurka in G-sharp Minor, Op. 33, No. 1","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R2_2008_01-05_ORIG_MID--AUDIO_07_R2_2008_wav--2.wav","duration":94.3936021875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Mazurkas, Op. 17 (Complete)","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_12_R3_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_12_R3_2014_wav--2.wav","duration":775.889982656},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 15 No. 1 in F Major","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--3.wav","duration":240.451041667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 27 No. 1 in C-sharp Minor","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_10_Track10_wav.wav","duration":293.216854219},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 27 No. 2 in D-flat Major","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--4.wav","duration":351.594791667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 27 No. 2 in D-flat Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--4.wav","duration":341.238712538},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 32 No. 2 in A-flat Major","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_02_R2_2011_MID--AUDIO_R2-D1_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_02_R2_2011_MID--AUDIO_R2-D1_03_Track03_wav.wav","duration":261.275112656},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 48 No. 1 in C Minor","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--2.wav","duration":297.4875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 55 No. 2 in E-flat Major","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--3.wav","duration":278.460416667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 62 No. 1 in B Major","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_072_PIANO072_MID--AUDIO-split_07-08-17_Piano-e_1-06_wav--3.wav","duration":405.313184896},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 62, No. 2","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_05_WAV.wav","duration":371.021263594},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne Op. 9 No. 2 in E-flat Major","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R3_2011_MID--AUDIO_R3-D3_05_Track05_wav.wav","duration":220.688881875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in B Major, Op. 9, No. 3","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_02_R1_2009_03-06_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_03_WAV.wav","duration":346.917388125},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in B Major, Op. 9, No. 3","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--4.wav","duration":352.914978281},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in C Minor, Op. 48 No. 1","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--3.wav","duration":295.043775469},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in C-Sharp Minor, Op. Posth.","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--6.wav","duration":230.862482812},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in C-sharp Minor, Op. 27 No. 1","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--3.wav","duration":302.6908245},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in Db","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_06_Track06_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_06_Track06_wav.wav","duration":423.666777187},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in Db","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_07_Track07_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_07_Track07_wav.wav","duration":355.499110313},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in E-flat Major, Op. 55 No. 2","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--3.wav","duration":278.441227969},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Nocturne in F-sharp Major, Op. 15, No. 2","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--1.wav","duration":230.070549844},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise Op. 26 in E-flat Minor","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R2_2008_01-05_ORIG_MID--AUDIO_09_R2_2008_wav--3.wav","duration":423.697492969},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise Op. 44","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_02_Track02_wav.wav","duration":662.006549531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise Op. 53 in A-flat Major","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_19_R2_2013_wav--4.wav","duration":456.126680625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise Op. 53 in A-flat Major","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R2_2011_MID--AUDIO_R2-D5_11_Track11_wav.wav","duration":379.931511094},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise-Fantasie","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_02_Track02_wav.wav","duration":779.016315},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise-Fantasie Op. 61","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--4.wav","duration":664.581333281},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise-Fantasie, Op. 61","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_01_R1_2009_01-04_ORIG_MID--AUDIO_01_R1_2009_01_R1_2009_04_WAV.wav","duration":721.536404531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Polonaise-Fantasie, Op. 61","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R1_2009_01-03_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R1_2009_01-03_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_03_WAV.wav","duration":779.399594531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Preludes, Book II, L 123, VI. G\u00e9n\u00e9ral Lavine - eccentric","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--5.wav","duration":151.232291667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Preludes, Op.28","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R1_2009_04_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R1_2009_04_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_04_WAV.wav","duration":2622.72440719},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Rondo in C Minor, Op. 1","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_15_Track15_wav.wav","duration":610.798000312},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Rondo in C minor, Op. 1","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--4.wav","duration":496.481875313},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 1 in B Minor, Op. 20","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_06_Track06_wav.wav","duration":506.0037675},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 1 in B Minor, Op. 20","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_05_Track05_wav.wav","duration":527.487453281},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 1 in B minor, Op. 20","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--4.wav","duration":555.1917525},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-Flat Minor, Op.31","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--3.wav","duration":578.37549},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Major, Op. 31","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--4.wav","duration":581.988541667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Major, Op. 31","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--4.wav","duration":558.0485476},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Major, Op. 31","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--5.wav","duration":581.174502658},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--3.wav","duration":549.705646875},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--4.wav","duration":533.733333333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--4.wav","duration":622.283333333},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_06_R2_2015_wav--4.wav","duration":536.088541667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--3.wav","duration":580.788541667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op. 31","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--4.wav","duration":577.134992537},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 2 in B-flat Minor, Op.31","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_07_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_07_WAV.wav","duration":565.314605625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 3","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_05_Track05_wav.wav","duration":433.202024063},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 3 in C-sharp Minor, Op. 39","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--5.wav","duration":418.929166667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4  in E Major, Op. 54","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_04_Track04_wav.wav","duration":688.719930938},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_03-04_ORIG_MID--AUDIO_10_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_03-04_ORIG_MID--AUDIO_10_R1_2004_03_Track03_wav.wav","duration":637.803674029},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R1_2009_01-02_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R1_2009_01-02_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_02_WAV.wav","duration":691.635259219},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R2_2008_01-04_ORIG_MID--AUDIO_08_R2_2008_wav--1.wav","duration":623.886929531},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--4.wav","duration":624.909898594},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--5.wav","duration":665.485416667},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--4.wav","duration":650.51217},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--4.wav","duration":656.379262358},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--4.wav","duration":631.082377767},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--4.wav","duration":624.929630137},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Scherzo No. 4 in E Major, Op. 54","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--4.wav","duration":655.006405837},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata 3 Op. 58","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_03_Track03_wav.wav","duration":1442.79636703},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 2 in B-flat Minor, Op. 35","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--3.wav","duration":1461.01216078},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 2 in B-flat Minor, Op. 35","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_14_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_14_R3_2013_wav--2.wav","duration":1127.25314625},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_20_R1_2006_01-04_ORIG_MID--AUDIO_20_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_20_R1_2006_01-04_ORIG_MID--AUDIO_20_R1_2006_04_Track04_wav.wav","duration":1611.38460656},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_06_Track06_wav.wav","duration":493.142775994},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_07_Track07_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_07_Track07_wav.wav","duration":154.986722275},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_05_ORIG_MID--AUDIO_09_R1_2004_08_Track08_wav.wav","duration":768.135554506},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--3.wav","duration":1639.91556094},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber5_MID--AUDIO_18_R3_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber5_MID--AUDIO_18_R3_2018_wav--1.wav","duration":1607.37152297},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--2.wav","duration":1551.77061703},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--5.wav","duration":1458.97557094},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_03_7_8_13_Group__MID--AUDIO_18_R2_2013_wav--4.wav","duration":528.9951975},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata No. 3 in B Minor, Op. 58, I. Allegro maestoso","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--5.wav","duration":507.502855104},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Sonata in B Minor, Op. 58","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_04_ORIG_MID--AUDIO_18_R1_2004_07_Track07_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_18_R1_2004_04_ORIG_MID--AUDIO_18_R1_2004_07_Track07_wav.wav","duration":1442.05450661},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Two Preludes from Op. 28, Nos. 15 and 24","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_10_Track10_wav.wav","duration":282.30741},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Two Preludes from Op. 28, Nos. 15 and 24","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_11_Track11_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_11_Track11_wav.wav","duration":117.120609375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Valse brillante No. 1 in A-flat Major, Op. 34","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--4.wav","duration":304.59375},{"canonical_composer":"Fr\u00e9d\u00e9ric Chopin","canonical_title":"Variations and Fugue in E-flat Major, Op. 35, \"Eroica\"","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R1_2009_01-03_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R1_2009_01-03_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_02_WAV.wav","duration":1424.93313703},{"canonical_composer":"George Enescu","canonical_title":"Suite Op. 10","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_04_Track04_wav.wav","duration":1364.70483188},{"canonical_composer":"George Frideric Handel","canonical_title":"Chaconne in G","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_18_R1_2009_01-03_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_18_R1_2009_01-03_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_01_WAV.wav","duration":329.032790625},{"canonical_composer":"George Frideric Handel","canonical_title":"Chaconne in G Major, HWV 435","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_01_R1_2018_wav--1.wav","duration":328.904585625},{"canonical_composer":"George Frideric Handel","canonical_title":"Suite No. 2 in F Major, HWV 427 (Complete)","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--1.wav","duration":453.091796933},{"canonical_composer":"George Frideric Handel","canonical_title":"Suite No. 3 in D Minor","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_01-02_ORIG_MID--AUDIO_08_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_01-02_ORIG_MID--AUDIO_08_R1_2004_01_Track01_wav.wav","duration":720.089756071},{"canonical_composer":"George Frideric Handel","canonical_title":"Suite No. 3 in D Minor","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R1_2009_01-02_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R1_2009_01-02_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_01_WAV.wav","duration":856.080874687},{"canonical_composer":"Georges Bizet \/ Ferruccio Busoni","canonical_title":"Sonatina No. 6, BV284 \u201cFantasia da Camera super Carmen\u201d","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_12_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_12_R1_2014_wav--2.wav","duration":524.597498906},{"canonical_composer":"Georges Bizet \/ Moritz Moszkowski","canonical_title":"Chanson Boheme de l'Opera \"Carmen\" by Georges Bizet","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--5.wav","duration":336.530402275},{"canonical_composer":"Georges Bizet \/ Vladimir Horowitz","canonical_title":"Carmen Variations","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--5.midi","audio_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--5.wav","duration":231.487113571},{"canonical_composer":"Giuseppe Verdi \/ Franz Liszt","canonical_title":"Rigoletto Parap.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_04_Track04_wav.wav","duration":423.490495313},{"canonical_composer":"Henry Purcell","canonical_title":"Suite in C Major, Z. 666 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--7.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--7.wav","duration":538.800209063},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Asturias","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_06_WAV.wav","duration":308.694937031},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Evocacion from \"Iberia\"","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_01-05_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_02_WAV.wav","duration":316.343166563},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Iberia Book II","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_03_Track03_wav.wav","duration":1245.62375438},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Iberia, Evocation, Triana","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_04_Track04_wav.wav","duration":361.027781119},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Iberia, Evocation, Triana","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_03-05_ORIG_MID--AUDIO_04_R1_2004_05_Track05_wav.wav","duration":291.849566392},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Navarra","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_08_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_08_WAV.wav","duration":336.871992188},{"canonical_composer":"Isaac Alb\u00e9niz","canonical_title":"Triana from 'Iberia'","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_03-06_ORIG_MID--AUDIO_20_R2_2004_08_Track08_wav.wav","duration":259.816541231},{"canonical_composer":"Isaac Alb\u00e9niz \/ Leopold Godowsky","canonical_title":"Tango","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_07_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_07_WAV.wav","duration":171.362008125},{"canonical_composer":"Jean-Philippe Rameau","canonical_title":"RameauSelections","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_01_Track01_wav.wav","duration":334.854098906},{"canonical_composer":"Johann Christian Fischer \/ Wolfgang Amadeus Mozart","canonical_title":"12 Variations on a Theme from a Menuet by Fischer","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_01-02_ORIG_MID--AUDIO_11_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_01-02_ORIG_MID--AUDIO_11_R1_2004_01_Track01_wav.wav","duration":688.398610244},{"canonical_composer":"Johann Pachelbel","canonical_title":"Chaconne in F Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R2_2008_01-05_ORIG_MID--AUDIO_06_R2_2008_wav--1.wav","duration":172.9699125},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Chromatic Fantasy and Fugue in D Minor, BWV 903","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--1.wav","duration":636.456361406},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Chromatic Fantasy and Fugue in D Minor, BWV 903","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--1.wav","duration":738.034785469},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Chromatic Fantasy and Fugue in D Minor, BWV 903","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--1.wav","duration":711.303125},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Duet in E Minor, BWV 802","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_03_WAV.wav","duration":131.834804063},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Duet in G, BWV 804","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_03-07_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_04_WAV.wav","duration":125.185505156},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"English Suite No. 2  in A Minor, BWV 807, I. Prelude","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--1.wav","duration":285.801041667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"English Suite in A Minor, BWV 807","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--1.wav","duration":1324.77832266},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"English Suite in A Minor, BWV 807","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--2.wav","duration":821.342661563},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"English Suite no. 3 in G Minor, Prelude","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--1.wav","duration":168.862010625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"French Suite No. 5 in G Major","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_05_Track05_wav.wav","duration":968.256759019},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"French Suite No. 5 in G Major","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_03_Track03_wav.wav","duration":792.520097956},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"French Suite No. 5 in G Major","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_05_Track05_wav.wav","duration":130.60752069},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Italian Concerto in F Major, BWV 971 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--1.wav","duration":784.858990781},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Italian Concerto, BWV 971","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--1.wav","duration":732.789064219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Italian Concerto, BWV 971 (Complete)","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_07_R2_2015_wav--1.wav","duration":771.034375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Overture in the French Style in B Minor, BWV 831","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--1.wav","duration":442.826747344},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Partita No. 1 in B-Flat Major, BWV 825 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_14_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_14_R1_2014_wav--1.wav","duration":951.542851875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Partita No. 2 in C Minor, I. Sinfonia","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_12_R2_2013_wav--1.wav","duration":265.774306875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Partita No. 4 in D Major, BWV 828","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber4_MID--AUDIO_11_R3_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber4_MID--AUDIO_11_R3_2018_wav--1.wav","duration":1091.69094891},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Partita No. 6 in E Minor","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R1_2009_01-02_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R1_2009_01-02_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_01_WAV.wav","duration":1286.67739922},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Partita in C Minor, BWV 826","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--2.wav","duration":1133.65805437},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude & Fugue","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_17_R1_2006_01-06_ORIG_MID--AUDIO_17_R1_2006_01_Track01_wav.wav","duration":452.432774063},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude & Fugue","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_01_Track01_wav.wav","duration":290.666108906},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude & Fugue in B flat minor, Book I, BWV 867","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--1.wav","duration":323.019174844},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude & Fugue in G Minor, WTK II","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_02_Track02_wav.wav","duration":311.725576133},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fuge in G-sharp Minor, WTC I, BWV 863","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_07_Track07_wav.wav","duration":297.515728125},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in  F-sharp Major, WTC I , BWV 858","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--1.wav","duration":227.335416667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Major, WTC I, BWV 864","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--1.wav","duration":211.635416667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Major, WTC II, BWV 888","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--1.wav","duration":173.611458333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC I, BWV 865","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_12_Track12_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_12_Track12_wav.wav","duration":316.24968375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC I, BWV 865","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R1_2011_MID--AUDIO_R1-D9_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R1_2011_MID--AUDIO_R1-D9_14_Track14_wav.wav","duration":303.235540781},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC I, BWV 865","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--1.wav","duration":309.229254},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II,  BWV 889","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_14_Track14_wav.wav","duration":241.37796375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 847","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--1.wav","duration":220.773016406},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 889","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--1.wav","duration":236.185416667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 889","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_07_Track07_wav.wav","duration":244.373420156},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 889","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--2.wav","duration":241.077878542},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 889","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--1.wav","duration":225.740346858},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A Minor, WTC II, BWV 889","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--2.wav","duration":215.636763887},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A-flat Major, WTC I","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--1.wav","duration":230.553989531},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in A-flat Major, WTC I, BWV 862","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--1.wav","duration":208.19423625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Major, WTC I, BWV 868","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--2.wav","duration":188.697727969},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Major, WTC II, BWV 892","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_12_Track12_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_12_Track12_wav.wav","duration":347.649225},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Major, WTC II, BWV 892","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--1.wav","duration":347.093384704},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Minor, WTC II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--1.wav","duration":223.900684219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Minor, WTC II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--1.wav","duration":224.950362656},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B Minor, WTC II, BWV 893","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--1.wav","duration":254.6792325},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-Moll, No. 22 WTKII","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_03_R1_2004_01-02_ORIG_MID--AUDIO_03_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_03_R1_2004_01-02_ORIG_MID--AUDIO_03_R1_2004_01_Track01_wav.wav","duration":420.449614371},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-flat Minor, WTC I, BWV 867","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--1.wav","duration":313.167708333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-flat Minor, WTC I, BWV 867","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--1.wav","duration":316.22831625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-flat Minor, WTC I, BWV 867","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--1.wav","duration":352.80947625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-flat Minor, WTC I, BWV 867","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_12_Track12_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_12_Track12_wav.wav","duration":337.989779531},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in B-flat Minor, WTC II","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--1.wav","duration":360.5338275},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C Major, WTC  II, BWV 870","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--1.wav","duration":233.179166667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C Major, WTC II, BWV 846","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--1.wav","duration":239.887580625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C Major, WTC II, BWV 870","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--1.wav","duration":258.54375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C Minor, WTC II, BWV 871","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_07_Track07_wav.wav","duration":238.729729219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C sharp major, WTC I, BWV 848","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_08_Track08_wav.wav","duration":202.549209844},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-Sharp Major, WTC I, BWV 848","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_02_Track02_wav.wav","duration":208.378530937},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-Sharp Major, WTC I, BWV 848","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_15_Track15_wav.wav","duration":202.95919875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-Sharp Minor, WTC I, BWV 849","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--1.wav","duration":328.45052625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, BWV 848","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--1.wav","duration":208.537451719},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--1.wav","duration":180.019852031},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--1.wav","duration":195.688906875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, WTC I, BWV 848","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--1.wav","duration":217.730208333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, WTC I, BWV 848","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--1.wav","duration":211.061487656},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Major, WTC I, BWV 848","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--1.wav","duration":194.047126088},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Minor, Book I, BWV 849","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--1.wav","duration":454.246340625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Minor, WTC I","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--1.wav","duration":322.878950625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Minor, WTC I, BWV 849","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--1.wav","duration":439.36964195},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in C-sharp Minor, WTC II","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R3_2008_01-04_ORIG_MID--AUDIO_11_R3_2008_wav--1.wav","duration":381.53808},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, Book II","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--1.wav","duration":313.288949531},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC I, BWV 850","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_07_Track07_wav.wav","duration":174.840904219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC I, BWV 850","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--1.wav","duration":208.622909367},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC II, BWV 874","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--1.wav","duration":373.192708333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC II, BWV 874","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--1.wav","duration":352.833514688},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC II, BWV 874","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_02_Track02_wav.wav","duration":153.460049531},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Major, WTC II, BWV 874","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_03_Track03_wav.wav","duration":171.830757656},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Minor, Book II","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_01_Track01_wav.wav","duration":203.718416123},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Minor, WTC I, BWV 851","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_02_Track02_wav.wav","duration":220.760997188},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Minor, WTC II,  BWV 875","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_02_Track02_wav.wav","duration":228.760455},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Minor, WTC II, BWV 875","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--1.wav","duration":213.624252187},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D Minor, WTC II, BWV 875","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--1.wav","duration":208.592994983},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D major, WTC I","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--1.wav","duration":230.445816562},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D-flat Major, WTC I, BWV 848","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_07_Track07_wav.wav","duration":200.214810469},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D-flat Major, WTC I, BWV 848","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--1.wav","duration":229.831138779},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in D-sharp Minor, WTC II, BWV 877","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--1.wav","duration":388.630754531},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--1.wav","duration":157.071157031},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--1.wav","duration":141.199110937},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_15_Track15_wav.wav","duration":144.941094375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--1.wav","duration":151.017422404},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--1.wav","duration":150.834730992},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Major, WTC I, BWV 854  ","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--1.wav","duration":159.4875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E Minor WTC I, BWV 855","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--2.wav","duration":201.866666667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--1.wav","duration":342.303343594},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Major, WTC II, BWV 876","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_02_Track02_wav.wav","duration":226.341921094},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Major, WTC II, BWV 876","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--1.wav","duration":246.290459838},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Minor WTC I, BWV 853","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--1.wav","duration":511.423776062},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Minor, WTC I, BWV 853","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--1.wav","duration":545.822916667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Minor, WTC I, BWV 853","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--1.wav","duration":513.906669879},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Minor, WTC I, BWV 853","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--1.wav","duration":524.592514954},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in E-flat Minor, WTC I, BWV 853","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--3.wav","duration":483.489083883},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Major, WTC I, BWV 856","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--1.wav","duration":127.639583333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Major, WTC II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--1.wav","duration":269.760681094},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Major, WTC II, BWV 880","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--1.wav","duration":302.413048083},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--1.wav","duration":336.694374844},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--2.wav","duration":312.713541667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--1.wav","duration":355.026041667},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_08_Track08_wav.wav","duration":113.862065625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_09_Track09_wav.wav","duration":192.887093437},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--1.wav","duration":331.603075992},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F Minor, WTC I, BWV 857","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--1.wav","duration":348.258977283},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Major, WTC I, BWV 858","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_02_Track02_wav.wav","duration":219.032900625},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Minor, WTC II","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--1.wav","duration":437.084231719},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Minor, WTC II , BWV 883","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--1.wav","duration":348.580208333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Minor, WTC II, BWV 883","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--2.wav","duration":401.079994219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Minor, WTC II, BWV 883","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--1.wav","duration":385.827169267},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in F-sharp Minor, WTC II, BWV 883","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--1.wav","duration":449.358909242},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--1.wav","duration":218.721736406},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--2.wav","duration":220.113294844},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--1.wav","duration":214.034241094},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--1.wav","duration":215.842465781},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I, BWV 860","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--1.wav","duration":199.409375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I, BWV 860","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--1.wav","duration":220.686210937},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC I, BWV 860","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--1.wav","duration":223.305529729},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Major, WTC II, BWV 884","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--1.wav","duration":137.286720454},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Minor, WTC II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--1.wav","duration":349.715195156},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Minor, WTC II,  BWV 885","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_02_Track02_wav.wav","duration":303.6535425},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Minor, WTC II, BWV 885","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--1.wav","duration":330.161458333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G Minor, WTC II, BWV 885","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_12_Track12_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_12_Track12_wav.wav","duration":45.1695595313},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G-sharp Minor, WTC I, BWV 863","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--1.wav","duration":275.396875},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G-sharp Minor, WTC I, BWV 863","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--1.wav","duration":269.322647344},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G-sharp Minor, WTC I, BWV 863","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--1.wav","duration":268.404667717},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude and Fugue in G-sharp Minor, WTC II, BWV 887","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--1.wav","duration":472.302083333},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from English Suite No. 3 in G Major","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--1.wav","duration":182.581281094},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from English Suite No. 6 in D Minor, BWV 811","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--1.wav","duration":444.076746094},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from the English Suite No. 1 in A Major, BWV 806","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_08_Track08_wav.wav","duration":246.539550469},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from the English Suite No. 2 in A Minor, BWV 807","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_02_Track02_wav.wav","duration":156.930932813},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from the English Suite No. 6","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--1.wav","duration":468.700118906},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Prelude from the English Suite No. 6 in D Minor, BWV 811","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_02_Track02_wav.wav","duration":460.567114219},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Toccata from Partita No. 6 in E Minor, Missing Opening!!!!","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--1.wav","duration":342.48897375},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Toccata in C Minor, BWV 911","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--3.wav","duration":621.090457969},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Toccata in C Minor, BWV 911","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--1.wav","duration":601.358907187},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Toccata in E Minor, BWV 914","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--1.wav","duration":419.617635937},{"canonical_composer":"Johann Sebastian Bach","canonical_title":"Toccata in E Minor, BWV 914","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--1.wav","duration":365.110416667},{"canonical_composer":"Johann Sebastian Bach \/ Egon Petri","canonical_title":"\"Sheep May Safely Graze\"","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--4.wav","duration":262.753476562},{"canonical_composer":"Johann Sebastian Bach \/ Egon Petri","canonical_title":"Sheep May Safely Graze, from Bach's Birthday Cantata","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_01-03_ORIG_MID--AUDIO_14_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_01-03_ORIG_MID--AUDIO_14_R1_2004_01_Track01_wav.wav","duration":273.688295181},{"canonical_composer":"Johann Sebastian Bach \/ Ferruccio Busoni","canonical_title":"\"Wachet  auf, ruft uns die Stimme' BWV 645","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_01-02_ORIG_MID--AUDIO_10_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_01-02_ORIG_MID--AUDIO_10_R1_2004_01_Track01_wav.wav","duration":202.363719265},{"canonical_composer":"Johann Sebastian Bach \/ Ferruccio Busoni","canonical_title":"Chaconne BWV1004","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_01_Track01_wav.wav","duration":839.471649844},{"canonical_composer":"Johann Sebastian Bach \/ Ferruccio Busoni","canonical_title":"Chaconne in D Minor","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--7.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_07_R1_2014_wav--7.wav","duration":801.396100313},{"canonical_composer":"Johann Sebastian Bach \/ Ferruccio Busoni","canonical_title":"Chaconne in D Minor, BWV 1004","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_02_Track02_wav.wav","duration":832.292416525},{"canonical_composer":"Johann Sebastian Bach \/ Ferruccio Busoni","canonical_title":"Toccata in DMin.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_21_R1_2006_01-04_ORIG_MID--AUDIO_21_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_21_R1_2006_01-04_ORIG_MID--AUDIO_21_R1_2006_01_Track01_wav.wav","duration":530.895569531},{"canonical_composer":"Johann Sebastian Bach \/ Franz Liszt","canonical_title":"Prelude and Fugue in A Minor, S.462\/1","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_02_Track02_wav.wav","duration":183.709752187},{"canonical_composer":"Johann Sebastian Bach \/ Franz Liszt","canonical_title":"Prelude and Fugue in A Minor, S.462\/1","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_03_Track03_wav.wav","duration":362.185802344},{"canonical_composer":"Johann Sebastian Bach \/ Franz Liszt","canonical_title":"Var. on BACH","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_20_R1_2006_01-04_ORIG_MID--AUDIO_20_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_20_R1_2006_01-04_ORIG_MID--AUDIO_20_R1_2006_01_Track01_wav.wav","duration":871.552280156},{"canonical_composer":"Johann Sebastian Bach \/ Myra Hess","canonical_title":"Jesu, Joy of Man\u2019s Desiring, BWV 147","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_05_R1_2014_wav--2.wav","duration":204.798139219},{"canonical_composer":"Johann Strauss \/ Alfred Gr\u00fcnfeld","canonical_title":"Soiree de Vienne, Op. 56 (Concert Paraphrase on the overture from Die Fledermaus)","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--5.wav","duration":373.027083333},{"canonical_composer":"Johannes Brahms","canonical_title":"16 Waltzes, Op. 39","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_01-03_ORIG_MID--AUDIO_14_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_01-03_ORIG_MID--AUDIO_14_R1_2004_03_Track03_wav.wav","duration":1064.85903814},{"canonical_composer":"Johannes Brahms","canonical_title":"Fantasias Op. 116 (Selections)","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_074_PIANO074_MID--AUDIO-split_07-08-17_Piano-e_2-04_wav--3.wav","duration":982.801808179},{"canonical_composer":"Johannes Brahms","canonical_title":"Fantasien Op.116","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_02_Track02_wav.wav","duration":1357.78443281},{"canonical_composer":"Johannes Brahms","canonical_title":"Fantasies, Op. 116 No. 7 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--3.wav","duration":1278.59914875},{"canonical_composer":"Johannes Brahms","canonical_title":"Intermezzo Op. 118 No. 6 in E-flat Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--3.wav","duration":322.240596563},{"canonical_composer":"Johannes Brahms","canonical_title":"Intermezzos Op. 119","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--2.wav","duration":834.47566125},{"canonical_composer":"Johannes Brahms","canonical_title":"Paganini Variations, Op. 35 Book 2","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--4.wav","duration":611.940377546},{"canonical_composer":"Johannes Brahms","canonical_title":"Paganini Variations, Op. 35 Book II","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--4.wav","duration":667.405849687},{"canonical_composer":"Johannes Brahms","canonical_title":"Paganini Variations, Op. 35 Books I and II","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_20_R1_2009_06-07_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_20_R1_2009_06-07_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_06_WAV.wav","duration":1275.88948266},{"canonical_composer":"Johannes Brahms","canonical_title":"Rhapsody Op. 79 No. 1 in B minor","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--3.wav","duration":551.766666667},{"canonical_composer":"Johannes Brahms","canonical_title":"Six Pieces for Piano, Op. 118","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--3.wav","duration":1335.99759563},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata 2 F-sharp Minor, Op. 2","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_15_R1_2009_01-02_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_15_R1_2009_01-02_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_02_WAV.wav","duration":1445.39919563},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata No. 1","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_03_Track03_wav.wav","duration":1673.36504672},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata No. 1 in C Major, Op. 1","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R1_2009_05-06_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R1_2009_05-06_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_05_WAV.wav","duration":1577.25002531},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata No. 3 in F Minor, Op. 5","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_18_R1_2009_04_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_18_R1_2009_04_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_04_WAV.wav","duration":1998.331335},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata Op. 5","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_01_Track01_wav.wav","duration":2008.69323703},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata in F Minor, Op. 5","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_02_Track02_wav.wav","duration":477.495386256},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata in F Minor, Op. 5","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_04_Track04_wav.wav","duration":994.140229671},{"canonical_composer":"Johannes Brahms","canonical_title":"Sonata in F Minor, Op. 5","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_07_R1_2004_01_ORIG_MID--AUDIO_07_R1_2004_06_Track06_wav.wav","duration":662.274755685},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations and Fugue on the Theme of H\u00e4ndel, Op. 24","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_11_R1_2014_wav--3.wav","duration":1476.86016844},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations and Fugue on the theme of Handel, Op. 24","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--2.wav","duration":1556.83337906},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations on a Theme by Paganini, Op. 35 Book II","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--5.wav","duration":630.978125},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations on a Theme by Paganini, Op. 35 Book II","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--3.wav","duration":636.198958333},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations on a Theme by Paganini, Op. 35, Book II","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_07_R2_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_8_13_Group__MID--AUDIO_07_R2_2013_wav--1.wav","duration":678.292590937},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations on a Theme by Paganini, Op. 35, Volumes 1 & 2","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_01-02_ORIG_MID--AUDIO_04_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_01-02_ORIG_MID--AUDIO_04_R1_2004_01_Track01_wav.wav","duration":1479.74136125},{"canonical_composer":"Johannes Brahms","canonical_title":"Variations on a theme by Paganini (Books I & II)","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_01-02_ORIG_MID--AUDIO_15_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_01-02_ORIG_MID--AUDIO_15_R1_2004_02_Track02_wav.wav","duration":1449.01922965},{"canonical_composer":"Joseph Haydn","canonical_title":"Andante w\/Var.","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_02_Track02_wav.wav","duration":558.522411562},{"canonical_composer":"Joseph Haydn","canonical_title":"Piano Sonata in C major, Hob. XVI:50 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_20_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_20_R1_2014_wav--1.wav","duration":790.4906625},{"canonical_composer":"Joseph Haydn","canonical_title":"Son. Hob. XVI:32","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_19_R1_2006_01-07_ORIG_MID--AUDIO_19_R1_2006_02_Track02_wav.wav","duration":507.451415625},{"canonical_composer":"Joseph Haydn","canonical_title":"Son. Hob. XVI:39","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R1_2006_01-05_ORIG_MID--AUDIO_23_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R1_2006_01-05_ORIG_MID--AUDIO_23_R1_2006_02_Track02_wav.wav","duration":830.483945156},{"canonical_composer":"Joseph Haydn","canonical_title":"Son. Hob. XVI:52","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_02_R1_2006_01-04_ORIG_MID--AUDIO_02_R1_2006_01_Track01_wav.wav","duration":960.620032969},{"canonical_composer":"Joseph Haydn","canonical_title":"Son. Hob. XVI:52","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_01_Track01_wav.wav","duration":1030.59325359},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata E-Flat Major, Hob. XVI:49, First Movement","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_03_Track03_wav.wav","duration":298.232874844},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in A-Flat Major, Hob. XVI:46, I. Allegro moderato","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_042_PIANO042_MID--AUDIO-split_07-06-17_Piano-e_1-02_wav--3.wav","duration":349.392518737},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in A-flat Major, Hob. XVI: 46, I. Allegro moderato","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--2.wav","duration":362.353125},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in A-flat Major, No. 31 Hob. XVI:46, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_10_R1_2013_wav--2.wav","duration":276.880065},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in B-flat Major, Hob.XVI:41","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_02_Track02_wav.wav","duration":240.84377625},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in B-flat Major, Hob.XVI:41","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_03_Track03_wav.wav","duration":128.60029875},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI\/50","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_12_R1_2009_03-05_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_12_R1_2009_03-05_ORIG_MID--AUDIO_12_R1_2009_12_R1_2009_03_WAV.wav","duration":885.980684531},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI: 50, I. Allegro","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_15_R1_2015_wav--3.wav","duration":325.622916667},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI: 50, I. Allegro","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_21_R1_2015_wav--2.wav","duration":314.383333333},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:48 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_08_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_08_R1_2014_wav--1.wav","duration":655.070124844},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:48 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_22_R1_2014_wav--1.wav","duration":705.326484844},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_08_Track08_wav.wav","duration":301.098470731},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_09_Track09_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_09_Track09_wav.wav","duration":347.301325885},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_10_Track10_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_10_Track10_wav.wav","duration":136.290196233},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--2.wav","duration":290.9612475},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_17_R1_2013_wav--2.wav","duration":320.065117969},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Major, Hob. XVI:50, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R1_2008_01-04_ORIG_MID--AUDIO_04_R1_2008_wav--2.wav","duration":325.782259688},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Minor, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--1.wav","duration":300.520532812},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Minor, Hob. XVI:20, 1st mov.","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_14_R1_2013_wav--2.wav","duration":317.5424175},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C Minor, Hob. XVI:20, 1st mov.","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_19_R1_2013_wav--2.wav","duration":322.507690313},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in C major, Hob. XVI: 50","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--1.wav","duration":809.594542969},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in D Major, Hob. XVI:24","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_01_Track01_wav.wav","duration":208.260069392},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in D Major, Hob. XVI:24","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_02_Track02_wav.wav","duration":272.176547504},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E Major, Hob. XVI:31, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_13_R1_2008_01-04_ORIG_MID--AUDIO_13_R1_2008_wav--2.wav","duration":190.071925313},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E flat Major, Hob. XVI: 49, I. Allegro","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_04_R1_2015_wav--2.wav","duration":299.194791667},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat Major, Hob. XVI: 52, I. Allegro","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_14_R1_2015_wav--2.wav","duration":339.421875},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat Major, Hob. XVI:52, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_15_R1_2013_wav--2.wav","duration":334.624398281},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat Major, Hob. XVI:52, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--2.wav","duration":330.897105},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat Major, Hob. XVI:52, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_01_R1_2011_MID--AUDIO_R1-D1_04_Track04_wav.wav","duration":326.69839125},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat Major, Hob. XVI:52, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_13_Track13_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R1_2011_MID--AUDIO_R1-D4_13_Track13_wav.wav","duration":330.695449219},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in E-flat major, Hob. XVI:52, I. Allegro","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_054_PIANO054_MID--AUDIO-split_07-07-17_Piano-e_1-02_wav--2.wav","duration":341.064568092},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in F Major, Hob. XVI:23","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--1.wav","duration":945.389011875},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in G Major, Hob. XVI:6, First Movement","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_10_Track10_wav.wav","duration":186.908199844},{"canonical_composer":"Joseph Haydn","canonical_title":"Sonata in in F Major, Hob. XVI: 23, I. Allegro moderato","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_02_R1_2015_wav--2.wav","duration":207.125},{"canonical_composer":"Leo\u0161 Jan\u00e1\u010dek","canonical_title":"In the Mists","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--1.wav","duration":855.393108281},{"canonical_composer":"Leo\u0161 Jan\u00e1\u010dek","canonical_title":"In the Mists, I. Andante  ","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_19_R1_2015_wav--4.wav","duration":217.770833333},{"canonical_composer":"Leo\u0161 Jan\u00e1\u010dek","canonical_title":"Piano Sonata 1. X. 1905 \"From the Street\"","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--4.wav","duration":837.561929531},{"canonical_composer":"Leo\u0161 Jan\u00e1\u010dek","canonical_title":"Sonata 1.x.1905 \"On the Streets\"","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R1_2009_03-05_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R1_2009_03-05_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_04_WAV.wav","duration":891.962249063},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"15 Variations and Fugue in Eb on an Original Theme ('Eroica Variations'), Op.35","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_05_Track05_wav.wav","duration":1402.55462314},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Andante favori in F Major, WoO 57","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber6_MID--AUDIO_20_R3_2018_wav--1.wav","duration":524.024582813},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Bagatelles Op126","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_11_R1_2006_01-06_ORIG_MID--AUDIO_11_R1_2006_02_Track02_wav.wav","duration":1108.03708641},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Bagatelles, Op. 126 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_12_R3_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_12_R3_2014_wav--1.wav","duration":1158.83297578},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Bagtellen, Op.126","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_10_R1_2009_01-02_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_10_R1_2009_01-02_ORIG_MID--AUDIO_10_R1_2009_10_R1_2009_02_WAV.wav","duration":1136.37306234},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Eroica Variations, Op. 35","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_01-02_ORIG_MID--AUDIO_10_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_01-02_ORIG_MID--AUDIO_10_R1_2004_02_Track02_wav.wav","duration":1314.69697633},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Fantasia, Op. 77","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--1.wav","duration":527.932164375},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Piano Trio in D Major, Op. 70 No. 1","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber1_MID--AUDIO_07_R3_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber1_MID--AUDIO_07_R3_2018_wav--2.wav","duration":1254.61145906},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Piano Trio in D Major, Op. 70 No. 1","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber3_MID--AUDIO_10_R3_2018_wav--3.wav","duration":1180.70928938},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Rondo a capriccioso \"Rage over a Lost Penny\", Op. 129","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--3.wav","duration":359.744565469},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Rondo, Op. 129","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--2.wav","duration":338.34367875},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 10 in G Major, Op. 14 No. 2, First Movement","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_13_Track13_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_09_R1_2011_MID--AUDIO_R1-D3_13_Track13_wav.wav","duration":278.940693281},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 11 in B-flat Major, Op. 22, I. Allegro con brio","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_03_R1_2015_wav--3.wav","duration":336.258333333},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 11 in B-flat Major, Op. 22, I. Allegro con brio","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_13_R1_2015_wav--2.wav","duration":318.44375},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 11 in E-flat Major, Op. 22 (Complete)","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_16_R1_2014_wav--2.wav","duration":1320.41401078},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 11, Op. 22 in B-flat Major, I. Allegro con brio","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_058_PIANO058_MID--AUDIO-split_07-07-17_Piano-e_2-02_wav--3.wav","duration":321.794363371},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 12 in A-flat Major, Op. 26, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--2.wav","duration":405.62993625},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 15 in D Major, Op. 28, I. Allegro","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_044_PIANO044_MID--AUDIO-split_07-06-17_Piano-e_1-04_wav--2.wav","duration":454.737088017},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 16 Op. 31 No. 1 in G Major, I. Allegro vivace","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_046_PIANO046_MID--AUDIO-split_07-06-17_Piano-e_2-02_wav--2.wav","duration":281.444133737},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 16 Op. 31 No. 1 in G Major, I. Allegro vivace","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--2.wav","duration":306.104269312},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 16 in G Major, Op. 31 No. 1, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--2.wav","duration":283.811147812},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 16 in G Major, Op. 31 No. 1, First movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R1_2008_01-04_ORIG_MID--AUDIO_17_R1_2008_wav--2.wav","duration":277.578515156},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 16 in G Major, Op. 31 No. 1, I. and II. ","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_06_R1_2015_wav--2.wav","duration":876.420833333},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17 in D Minor, Op. 31 No. 2, 1st Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_13_Track13_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_19_R1_2011_MID--AUDIO_R1-D7_13_Track13_wav.wav","duration":451.611460781},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17 in D Minor, Op. 31 No. 2, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_08_Track08_wav.wav","duration":397.774709062},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17 in D Minor, Op. 31 No. 2, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_15_R1_2011_MID--AUDIO_R1-D6_08_Track08_wav.wav","duration":360.045045937},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17 in D minor, Op. 31 No. 2, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_08_R1_2013_wav--2.wav","duration":340.150567969},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17, Op. 31 No. 2 in D Minor \"Tempest\", I. Largo-Allegro","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_050_PIANO050_MID--AUDIO-split_07-06-17_Piano-e_3-01_wav--2.wav","duration":376.117815133},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17, Op. 31 No. 2 in D Minor \"Tempest\", I. Largo-Allegro","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_053_PIANO053_MID--AUDIO-split_07-06-17_Piano-e_3-04_wav--3.wav","duration":380.419076108},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17, Op. 31 No. 2 in D Minor \"Tempest\", I. Largo-Allegro","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_055_PIANO055_MID--AUDIO-split_07-07-17_Piano-e_1-04_wav--2.wav","duration":355.351891246},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 17, Op. 31 No. 2 in D Minor \"Tempest\", I. Largo-Allegro","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_057_PIANO057_MID--AUDIO-split_07-07-17_Piano-e_1-07_wav--2.wav","duration":384.556876346},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 18 in E-flat Major, Op. 31 No. 3, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--2.wav","duration":351.670321406},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 18 in E-flat Major, Op. 31 No. 3, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_18_R1_2008_01-04_ORIG_MID--AUDIO_18_R1_2008_wav--2.wav","duration":352.347404063},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 18 in E-flat Major, Op. 31, No. 3 (Complete)","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--2.wav","duration":1206.21807797},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 18, Op. 31 No. 3 in E-flat Major, I. Allegro","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_066_PIANO066_MID--AUDIO-split_07-07-17_Piano-e_3-02_wav--2.wav","duration":353.245063963},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in  C Major, Op. 53","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_11_R1_2009_01-05_ORIG_MID--AUDIO_11_R1_2009_11_R1_2009_01_WAV.wav","duration":1344.34026891},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_18_R1_2018_wav--1.wav","duration":1306.74014625},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, \"Waldstein\", First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_11_R1_2011_MID--AUDIO_R1-D4_08_Track08_wav.wav","duration":519.560110781},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, \"Waldstein\", First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_13_R1_2011_MID--AUDIO_R1-D5_04_Track04_wav.wav","duration":521.564649375},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, \"Waldstein\", First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_18_R1_2011_MID--AUDIO_R1-D7_08_Track08_wav.wav","duration":489.6789975},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_03_R1_2013_wav--2.wav","duration":534.701655469},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R1_2008_01-04_ORIG_MID--AUDIO_15_R1_2008_wav--2.wav","duration":481.751655},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, I. Allegro con brio","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_07_R1_2015_wav--2.wav","duration":484.226041667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C Major, Op. 53, I. Allegro con brio","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_08_R1_2015_wav--2.wav","duration":504.610416667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C major, Op. 53, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--2.wav","duration":506.996020781},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21 in C major, Op. 53, \u201cWaldstein,\u201d I. Allegro con brio","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--3.wav","duration":470.289326719},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_041_PIANO041_MID--AUDIO-split_07-06-17_Piano-e_1-01_wav--2.wav","duration":473.193194162},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_043_PIANO043_MID--AUDIO-split_07-06-17_Piano-e_1-03_wav--2.wav","duration":637.070596287},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_048_PIANO048_MID--AUDIO-split_07-06-17_Piano-e_2-05_wav--2.wav","duration":484.191003521},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_056_PIANO056_MID--AUDIO-split_07-07-17_Piano-e_1-05_wav--3.wav","duration":501.518910067},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_059_PIANO059_MID--AUDIO-split_07-07-17_Piano-e_2-03_wav--2.wav","duration":480.396150321},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 21, Op. 53, \"Waldstein\", I. Allegro con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_062_PIANO062_MID--AUDIO-split_07-07-17_Piano-e_2-07_wav--1.wav","duration":488.333077242},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57 \"Appassionata\", First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R1_2008_01-04_ORIG_MID--AUDIO_03_R1_2008_wav--2.wav","duration":593.318049844},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57 (Complete)","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_10_R1_2015_wav--3.wav","duration":1251.28854167},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_03_Track03_wav.wav","duration":523.841623594},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_20_R1_2011_MID--AUDIO_R1-D8_04_Track04_wav.wav","duration":572.423305781},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R1_2011_MID--AUDIO_R1-D9_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R1_2011_MID--AUDIO_R1-D9_15_Track15_wav.wav","duration":564.872565469},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23 in F Minor, Op. 57, First movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_08_Track08_wav.wav","duration":568.347455156},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 23, Op. 57 in F Minor, \"Appassionata\", I. Allegro assai","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_045_PIANO045_MID--AUDIO-split_07-06-17_Piano-e_2-01_wav--2.wav","duration":515.413072754},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 24 in F-Sharp Major, Op. 78","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_11_R1_2008_01-04_ORIG_MID--AUDIO_11_R1_2008_wav--2.wav","duration":602.757142969},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 24 in F-sharp Major, Op. 78","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_24_R1_2011_MID--AUDIO_R1-D9_09_Track09_wav.wav","duration":397.693245469},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 24 in F-sharp Major, Op. 78, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_01_R1_2008_01-04_ORIG_MID--AUDIO_01_R1_2008_wav--2.wav","duration":278.421195937},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 26 in 3-flat Major, Op. 81a (2nd & 3rd Movements)","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_02_Track02_wav.wav","duration":316.572784056},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 26 in 3-flat Major, Op. 81a (2nd & 3rd Movements)","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_09_R1_2004_01-02_ORIG_MID--AUDIO_09_R1_2004_03_Track03_wav.wav","duration":453.392893256},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 26 in E-Flat Major, Op. 81a, \"Les Adiex\", First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_14_Track14_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_16_R1_2011_MID--AUDIO_R1-D6_14_Track14_wav.wav","duration":399.448051406},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 26 in E-Flat Major, Op. 81a, \"Les Adiex\", First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R1_2011_MID--AUDIO_R1-D7_03_Track03_wav.wav","duration":338.045869219},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 26 in E-flat Major, Op. 81a, I. Das Lebewohl. Adagio - Allegro","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-21-22_mid--AUDIO-from_mp3_22_R1_2015_wav--2.wav","duration":407.455208333},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 27 in E Minor, Op. 90","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--3.wav","duration":760.2770175},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 27 in E Minor, Op. 90, First Movement","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R1_2008_01-04_ORIG_MID--AUDIO_07_R1_2008_wav--2.wav","duration":308.53601625},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 27, Op. 90, I. Mit Lebhaftigkeit und durchaus mit Empfindung und Ausdruck","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_051_PIANO051_MID--AUDIO-split_07-06-17_Piano-e_3-02_wav--2.wav","duration":318.420448279},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 28 in A Major, Op. 101 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--3.wav","duration":1201.07919422},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 28 in A Major, Op. 101 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_17_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_17_R1_2014_wav--1.wav","duration":1162.39066453},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 28 in A Major, Op. 101 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--2.wav","duration":1098.92518313},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 29 in B-flat Major, Op. 106","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--1.wav","duration":2457.80737125},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 3 in C Major, Op. 2 No. 3, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_10_R1_2008_01-04_ORIG_MID--AUDIO_10_R1_2008_wav--2.wav","duration":430.0636725},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 3 in C Major, Op. 2 No. 3, I. Allegro con brio","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_05_R1_2015_wav--3.wav","duration":445.68125},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 3 in C Major, Op. 2 No. 3, I. and II. ","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_09_R1_2015_wav--2.wav","duration":894.40625},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 3, Op. 2 No. 3 in C major, I. Allegro con brio","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_065_PIANO065_MID--AUDIO-split_07-07-17_Piano-e_3-01_wav--2.wav","duration":450.154845513},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 30 in E Major, Op. 109","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_14_R1_2018_wav--2.wav","duration":1176.40240266},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 31 In A-flat Major, Op. 110","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--2.wav","duration":1022.54438344},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 31 in A-Flat Major, Op. 110 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_06-08_R1_2014_MID--AUDIO_06_R1_2014_wav--3.wav","duration":1137.43743094},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 31 in A-flat Major, Op. 110","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_10_R1_2018_wav--2.wav","duration":1060.72142859},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 31 in A-flat Major, Op. 110 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--2.wav","duration":1063.92121172},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 31 in A-flat Major, Op. 110, First movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_14_R1_2011_MID--AUDIO_R1-D6_03_Track03_wav.wav","duration":397.215147656},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 32 in C Minor, Op. 111","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_06_R1_2009_01-02_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_06_R1_2009_01-02_ORIG_MID--AUDIO_06_R1_2009_06_R1_2009_02_WAV.wav","duration":1603.11404859},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 32 in C Minor, Op. 111 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--2.wav","duration":1585.96930078},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 32 in C minor, Op. 111","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--3.wav","duration":1590.10257656},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--2.wav","duration":330.763558125},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--2.wav","duration":325.30950375},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_13_Track13_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R1_2011_MID--AUDIO_R1-D8_13_Track13_wav.wav","duration":332.583802031},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, I. Allegro molto e con brio","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--2.wav","duration":338.472916667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, I. Allegro molto e con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--4.wav","duration":325.877676696},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 4 in E-flat Major, Op. 7, I. Allegro molto e con brio","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_061_PIANO061_MID--AUDIO-split_07-07-17_Piano-e_2-05_wav--2.wav","duration":333.371229721},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 5 in C Minor, Op. 10 No. 1, First Movement","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_03_Track03_wav.wav","duration":271.508809687},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 5 in C Minor, Op. 10 No. 1, I. Allegro molto e con brio","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_16_R1_2015_wav--2.wav","duration":236.041666667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7 in D Major, Op. 10 No. 3","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--1.wav","duration":1254.06391687},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7 in D Major, Op. 10 No. 3, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_06_R1_2013_wav--1.wav","duration":283.606821094},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7 in D Major, Op. 10 No. 3, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--2.wav","duration":397.789399219},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7 in D Major, Op. 10 No. 3, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_15_Track15_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_06_R1_2011_MID--AUDIO_R1-D2_15_Track15_wav.wav","duration":278.132734688},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7, Op. 10 No. 3 in D Major, I. Presto","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_047_PIANO047_MID--AUDIO-split_07-06-17_Piano-e_2-04_wav--1.wav","duration":304.532695817},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 7, Op. 10 No. 3 in D Major, I. Presto","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_067_PIANO067_MID--AUDIO-split_07-07-17_Piano-e_3-03_wav--2.wav","duration":289.1011475},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata No. 8 in C Minor, Op.13","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_09_R1_2009_01-04_ORIG_MID--AUDIO_09_R1_2009_09_R1_2009_03_WAV.wav","duration":921.498811406},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 10\/3","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_10_R1_2006_01-04_ORIG_MID--AUDIO_10_R1_2006_02_Track02_wav.wav","duration":1405.96413891},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 101","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_21_R1_2006_01-04_ORIG_MID--AUDIO_21_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_21_R1_2006_01-04_ORIG_MID--AUDIO_21_R1_2006_02_Track02_wav.wav","duration":1256.10718406},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 110","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_02_Track02_wav.wav","duration":1075.70805891},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 31, No. 3 in E-flat Major","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_03_ORIG_MID--AUDIO_15_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_03_ORIG_MID--AUDIO_15_R1_2004_03_Track03_wav.wav","duration":1118.90161376},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 54 in F Major","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_01-02_ORIG_MID--AUDIO_15_R1_2004_01_Track01_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_01-02_ORIG_MID--AUDIO_15_R1_2004_01_Track01_wav.wav","duration":534.516585565},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 78","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_05_R1_2006_01-05_ORIG_MID--AUDIO_05_R1_2006_01_Track01_wav.wav","duration":470.609839219},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 81 No. 26, 'Les Adieux'","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_02_Track02_wav--2.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_02_Track02_wav--2.wav","duration":370.492842696},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata Op. 81 No. 26, 'Les Adieux'","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-03_ORIG_MID--AUDIO_17_R1_2004_03_Track03_wav.wav","duration":563.933165452},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in A-flat, Op. 110","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_01-02_ORIG_MID--AUDIO_01_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_01-02_ORIG_MID--AUDIO_01_R1_2004_02_Track02_wav.wav","duration":362.762818735},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in A-flat, Op. 110","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_01-02_ORIG_MID--AUDIO_01_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_01-02_ORIG_MID--AUDIO_01_R1_2004_03_Track03_wav.wav","duration":732.784163067},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in A-flat, Op. 110","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_21_R1_2009_01-03_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_21_R1_2009_01-03_ORIG_MID--AUDIO_21_R1_2009_21_R1_2009_01_WAV.wav","duration":1183.00228922},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in C Major, Op. 2 No. 3, 1st mov.","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_16_R1_2013_wav--2.wav","duration":422.9696625},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in C Major, Op. 53 'Waldstein'","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_10_Track10_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_22_R1_2004_01-04_ORIG_MID--AUDIO_22_R1_2004_10_Track10_wav.wav","duration":804.745489242},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in D Minor, Op. 31 No. 2 \"Tempest\"","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_06_R1_2018_wav--2.wav","duration":1451.39945672},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in D minor, Op. 31, No. 2","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_02_ORIG_MID--AUDIO_21_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_02_ORIG_MID--AUDIO_21_R1_2004_02_Track02_wav.wav","duration":497.066909717},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in D minor, Op. 31, No. 2","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_02_ORIG_MID--AUDIO_21_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_02_ORIG_MID--AUDIO_21_R1_2004_03_Track03_wav.wav","duration":781.777608279},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in E Major, Op. 109","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--1.wav","duration":1114.77319078},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in E Major, Op. 14, No. 1","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_01_WAV.wav","duration":753.739897969},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Sonata in E-flat Major, Op. 81a","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_20_R1_2009_01-05_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_20_R1_2009_01-05_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_01_WAV.wav","duration":934.418136094},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variaions in C Minor, WoO80","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_03_Track03_wav.wav","duration":628.812138281},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variaions in C Minor, WoO80","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_02_Track02_wav.wav","duration":582.602248594},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variaions in C Minor, WoO80","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_22_R3_2011_MID--AUDIO_R3-D7_03_Track03_wav.wav","duration":615.112899844},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variaions in C Minor, WoO80","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_25_R3_2011_MID--AUDIO_R3-D9_04_Track04_wav.wav","duration":630.735213281},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations  in C Minor, WoO 80","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_19_R2_2015_wav--2.wav","duration":649.673958333},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R3_2008_01-03_ORIG_MID--AUDIO_02_R3_2008_wav--1.wav","duration":544.017885469},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_03_R3_2008_01-03_ORIG_MID--AUDIO_03_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_03_R3_2008_01-03_ORIG_MID--AUDIO_03_R3_2008_wav--1.wav","duration":638.0976525},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_04_R3_2008_01-07_ORIG_MID--AUDIO_04_R3_2008_wav--1.wav","duration":644.729590313},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R3_2008_01-07_ORIG_MID--AUDIO_09_R3_2008_wav--4.wav","duration":652.961419687},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--1.wav","duration":618.502319531},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_12_R2_2015_wav--1.wav","duration":578.201041667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_21_R2_2015_wav--2.wav","duration":673.126041667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-19-21-22_mid--AUDIO-from_mp3_22_R2_2015_wav--2.wav","duration":669.285416667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_07_R3_2013_wav--2.wav","duration":802.034454375},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_01_7_10_13_Group_MID--AUDIO_08_R3_2013_wav--1.wav","duration":602.1575175},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_12_R3_2013_wav--1.wav","duration":663.106975781},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_071_PIANO071_MID--AUDIO-split_07-08-17_Piano-e_1-04_wav--1.wav","duration":604.837848246},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--1.wav","duration":665.632422146},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_075_PIANO075_MID--AUDIO-split_07-08-17_Piano-e_2-06_wav--2.wav","duration":607.643390054},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--1.wav","duration":599.888086175},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_079_PIANO079_MID--AUDIO-split_07-09-17_Piano-e_1-04_wav--3.wav","duration":679.707139504},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_080_PIANO080_MID--AUDIO-split_07-09-17_Piano-e_1-06_wav--2.wav","duration":630.186014637},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C Minor, WoO 80","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--1.midi","audio_filename":"2017\/MIDI-Unprocessed_082_PIANO082_MID--AUDIO-split_07-09-17_Piano-e_2_-04_wav--1.wav","duration":598.049419971},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C minor, WoO 80","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_14_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_02_7_10_13_Group_MID--AUDIO_14_R3_2013_wav--1.wav","duration":590.600370937},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C minor, WoO 80    ","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--1.wav","duration":658.1875},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Thirty-Two Variations in C minor, WoO 80    ","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_11_R2_2015_wav--1.wav","duration":687.135416667},{"canonical_composer":"Ludwig van Beethoven","canonical_title":"Variations and Fugue in E-flat Major, Op. 35, \"Eroica\"","split":"validation","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_16_R1_2009_01-02_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_16_R1_2009_01-02_ORIG_MID--AUDIO_16_R1_2009_16_R1_2009_01_WAV.wav","duration":1530.08260453},{"canonical_composer":"Mikhail Glinka \/ Mily Balakirev","canonical_title":"Lark","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--5.wav","duration":326.59155375},{"canonical_composer":"Mikhail Glinka \/ Mily Balakirev","canonical_title":"Lark","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_06_R1_2008_01-04_ORIG_MID--AUDIO_06_R1_2008_wav--4.wav","duration":294.372034687},{"canonical_composer":"Mily Balakirev","canonical_title":"In the Garden, Etude-Idyll","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R3_2011_MID--AUDIO_R3-D1_06_Track06_wav.wav","duration":255.60871875},{"canonical_composer":"Mily Balakirev","canonical_title":"Islamei","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_06_ORIG_MID--AUDIO_04_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_06_ORIG_MID--AUDIO_04_R1_2004_08_Track08_wav.wav","duration":530.857408325},{"canonical_composer":"Mily Balakirev","canonical_title":"Islamey","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_05_Track05_wav.wav","duration":491.751645},{"canonical_composer":"Mily Balakirev","canonical_title":"Oriental Fantasy \"Islamey\"","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_10_Track10_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_21_R1_2011_MID--AUDIO_R1-D8_10_Track10_wav.wav","duration":534.923343281},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an E","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_04_R1_2006_01-04_ORIG_MID--AUDIO_04_R1_2006_04_Track04_wav.wav","duration":1749.46940438},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an E","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_05_Track05_wav.wav","duration":2009.46246703},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an Exhibition","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_03_R1_2004_01-02_ORIG_MID--AUDIO_03_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_03_R1_2004_01-02_ORIG_MID--AUDIO_03_R1_2004_02_Track02_wav.wav","duration":1958.31687252},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an Exhibition","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_03_ORIG_MID--AUDIO_21_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_21_R1_2004_03_ORIG_MID--AUDIO_21_R1_2004_04_Track04_wav.wav","duration":1976.93006547},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an Exhibition","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_07_R1_2018_wav--4.wav","duration":1823.15789906},{"canonical_composer":"Modest Mussorgsky","canonical_title":"Pictures at an Exhibition","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital8_MID--AUDIO_08_R1_2018_wav--4.wav","duration":1906.30017703},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata Bb, Op. 24, No. 2","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_18_R1_2009_01-03_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_18_R1_2009_01-03_ORIG_MID--AUDIO_18_R1_2009_18_R1_2009_02_WAV.wav","duration":668.431489688},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata Op. 24\/2","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_01_Track01_wav.wav","duration":653.231184375},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata Op. 25 No. 5 in F-sharp Minor, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_10_R1_2011_MID--AUDIO_R1-D4_04_Track04_wav.wav","duration":245.819732813},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata in B-flat Major, Op.24, No. 2","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_15_R1_2009_01-02_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_15_R1_2009_01-02_ORIG_MID--AUDIO_15_R1_2009_15_R1_2009_01_WAV.wav","duration":642.479325469},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata in F# Min","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_15_R1_2006_01-05_ORIG_MID--AUDIO_15_R1_2006_01_Track01_wav.wav","duration":649.095237656},{"canonical_composer":"Muzio Clementi","canonical_title":"Sonata in F-sharp minor, op. 25 no. 5, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_07_R1_2013_wav--2.wav","duration":273.190164844},{"canonical_composer":"Niccol\u00f2 Paganini \/ Franz Liszt","canonical_title":"Etude No. 6 in A Minor","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_16_R1_2008_01-04_ORIG_MID--AUDIO_16_R1_2008_wav--4.wav","duration":278.921996719},{"canonical_composer":"Nikolai Medtner","canonical_title":"Fairy Tale in D Minor, Op. 54","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_03_R1_2009_03-08_ORIG_MID--AUDIO_03_R1_2009_03_R1_2009_05_WAV.wav","duration":365.333502188},{"canonical_composer":"Nikolai Medtner","canonical_title":"Fairy Tales Op. 51 No. 1, 2 and No. 3","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_078_PIANO078_MID--AUDIO-split_07-09-17_Piano-e_1-02_wav--3.wav","duration":671.685811287},{"canonical_composer":"Nikolai Medtner","canonical_title":"Sonata Tragica, Op. 39, No. 5","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--5.wav","duration":609.916590938},{"canonical_composer":"Nikolai Medtner","canonical_title":"Three Fairy Tales \"Skazki\" from Op. 34","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital16_MID--AUDIO_16_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital16_MID--AUDIO_16_R1_2018_wav--2.wav","duration":727.833139688},{"canonical_composer":"Nikolai Medtner","canonical_title":"Two Fairy Tales","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_01_Track01_wav.wav","duration":412.673198438},{"canonical_composer":"Nikolai Rimsky-Korsakov \/ Sergei Rachmaninoff","canonical_title":"The Flight of the Bunble-Bee","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--5.wav","duration":63.3786759375},{"canonical_composer":"Orlando Gibbons","canonical_title":"Pavan","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--2.wav","duration":247.900393125},{"canonical_composer":"Percy Grainger","canonical_title":"Ramble on the Last Love - Duet","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_02_R1_2018_wav--3.wav","duration":441.12135375},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"Dumka","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_18_R1_2006_01-05_ORIG_MID--AUDIO_18_R1_2006_03_Track03_wav.wav","duration":513.645319687},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"Dumka, Op. 59","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_17_R2_2008_01-04_ORIG_MID--AUDIO_17_R2_2008_wav--2.wav","duration":474.076716094},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"Dumka, Op.59","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_13_R1_2009_01-03_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_13_R1_2009_01-03_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_01_WAV.wav","duration":499.677652031},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"Meditation","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_04_Track04_wav.wav","duration":218.688349687},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"Russian Scherzo Op. 1","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--5.wav","duration":366.701022187},{"canonical_composer":"Pyotr Ilyich Tchaikovsky","canonical_title":"The Seasons, Op. 37a (Selections)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_16-18_R1_2014_MID--AUDIO_18_R1_2014_wav--5.wav","duration":469.876666875},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"Andante Maestoso from \"Nutcracker Suite\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--5.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--5.wav","duration":272.686693125},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"Concert Suite from the Ballet Nutcracker","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_13_Track13_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_13_Track13_wav.wav","duration":969.764233204},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"Concert Suite from the Nutcracker","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_03-04_ORIG_MID--AUDIO_11_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_03-04_ORIG_MID--AUDIO_11_R1_2004_03_Track03_wav.wav","duration":310.470237956},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"Intermezzo from \"Nutcracker Suite\"","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--3.wav","duration":241.512846094},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"March from \"Nutcracker Suite","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R2_2008_01-05_ORIG_MID--AUDIO_02_R2_2008_wav--4.wav","duration":108.673769531},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Mikhail Pletnev","canonical_title":"Nutcracker Suite","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_04_Track04_wav.wav","duration":976.011310312},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Sergei Rachmaninoff","canonical_title":"Lullaby","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_13_R1_2006_01-06_ORIG_MID--AUDIO_13_R1_2006_04_Track04_wav.wav","duration":236.329891875},{"canonical_composer":"Pyotr Ilyich Tchaikovsky \/ Sergei Rachmaninoff","canonical_title":"Lullaby Op. 16, No. 1","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_05_Track05_wav.wav","duration":295.250197385},{"canonical_composer":"Richard Wagner \/ Franz Liszt","canonical_title":"IsoldasLiebestod","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_02_Track02_wav.wav","duration":506.294899688},{"canonical_composer":"Richard Wagner \/ Franz Liszt","canonical_title":"Isolde's Liebestod","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_17_R1_2009_01-03_ORIG_MID--AUDIO_17_R1_2009_17_R1_2009_02_WAV.wav","duration":430.775477344},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Op. 1","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D1-2-3-6-7-8-11_mid--AUDIO-from_mp3_08_R2_2015_wav--3.wav","duration":419.332291667},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations Op. 1","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_04_R1_2011_MID--AUDIO_R1-D2_06_Track06_wav.wav","duration":456.623475},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations, Op. 1","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R2_2008_01-04_ORIG_MID--AUDIO_12_R2_2008_wav--3.wav","duration":451.479249375},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations, Op. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--5.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--5.wav","duration":450.517711875},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations, Op. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_13_R1_2013_wav--4.wav","duration":451.658202188},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations, Op. 1","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_8_13_Group__MID--AUDIO_08_R2_2013_wav--3.wav","duration":389.577601875},{"canonical_composer":"Robert Schumann","canonical_title":"ABEGG Variations, Op. 1","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_08_R1_2011_MID--AUDIO_R1-D3_09_Track09_wav.wav","duration":493.855008281},{"canonical_composer":"Robert Schumann","canonical_title":"Arabesque, Op. 18","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_01_R1_2014_wav--5.wav","duration":435.444276094},{"canonical_composer":"Robert Schumann","canonical_title":"Arabesque, Op. 18","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_15_R3_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_15_R3_2013_wav--2.wav","duration":382.695931406},{"canonical_composer":"Robert Schumann","canonical_title":"Carnaval, Op. 9","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_03_ORIG_MID--AUDIO_01_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_03_ORIG_MID--AUDIO_01_R1_2004_04_Track04_wav.wav","duration":1703.20758236},{"canonical_composer":"Robert Schumann","canonical_title":"Carnaval, Op. 9","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_05_ORIG_MID--AUDIO_10_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_10_R1_2004_05_ORIG_MID--AUDIO_10_R1_2004_05_Track05_wav.wav","duration":1443.84723636},{"canonical_composer":"Robert Schumann","canonical_title":"Carnaval, Op. 9","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_15_R1_2018_wav--4.wav","duration":1522.04575359},{"canonical_composer":"Robert Schumann","canonical_title":"Carnaval, Op. 9","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_03_R1_2014_wav--6.wav","duration":1286.41030547},{"canonical_composer":"Robert Schumann","canonical_title":"Davidsbundlertanze, Op. 6","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_19_R1_2004_01-02_ORIG_MID--AUDIO_19_R1_2004_03_Track03_wav.wav","duration":2097.17864236},{"canonical_composer":"Robert Schumann","canonical_title":"Fantasie Op. 17","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital9-11_MID--AUDIO_11_R1_2018_wav--5.wav","duration":1885.56836016},{"canonical_composer":"Robert Schumann","canonical_title":"Fantasie Op. 17","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--4.wav","duration":1894.08063797},{"canonical_composer":"Robert Schumann","canonical_title":"Fantasy Pieces, Op. 12","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_01-02_ORIG_MID--AUDIO_08_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_01-02_ORIG_MID--AUDIO_08_R1_2004_02_Track02_wav.wav","duration":1255.95783337},{"canonical_composer":"Robert Schumann","canonical_title":"Fantasy in C Major, Op. 17","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--2.wav","duration":2028.95630437},{"canonical_composer":"Robert Schumann","canonical_title":"Ges\u00e4nge der Fr\u00fche, Op. 133","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_01-03_R1_2014_MID--AUDIO_02_R1_2014_wav--4.wav","duration":638.000163281},{"canonical_composer":"Robert Schumann","canonical_title":"Humoresque, Op. 20","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_20_R1_2014_wav--2.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_20_R1_2014_wav--2.wav","duration":1634.31861141},{"canonical_composer":"Robert Schumann","canonical_title":"Intermezzi, Opus 4","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_01-02_ORIG_MID--AUDIO_11_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_11_R1_2004_01-02_ORIG_MID--AUDIO_11_R1_2004_02_Track02_wav.wav","duration":1303.54743657},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_23_R1_2006_01-05_ORIG_MID--AUDIO_23_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_23_R1_2006_01-05_ORIG_MID--AUDIO_23_R1_2006_04_Track04_wav.wav","duration":1888.42492781},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana, Op. 16","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_04_Track04_wav.wav","duration":700.849428215},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana, Op. 16","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_17_R1_2004_01-02_ORIG_MID--AUDIO_20_R2_2004_06_Track06_wav.wav","duration":705.86223394},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana, Op. 16","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_05_R1_2009_03-05_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_03_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_05_R1_2009_03-05_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_03_WAV.wav","duration":1893.88432406},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana, Op. 16 (1st edition) (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_12_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_12_R1_2014_wav--1.wav","duration":1873.31276344},{"canonical_composer":"Robert Schumann","canonical_title":"Kreisleriana, Op. 16 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_10_R1_2014_wav--3.wav","duration":2014.85909625},{"canonical_composer":"Robert Schumann","canonical_title":"Romances Op. 28, Nos. 2 and 3","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_03_Track03_wav.wav","duration":245.831752031},{"canonical_composer":"Robert Schumann","canonical_title":"Romances Op. 28, Nos. 2 and 3","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R3_2011_MID--AUDIO_R3-D8_04_Track04_wav.wav","duration":438.614678906},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata F# Minor","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_01_R1_2006_01-09_ORIG_MID--AUDIO_01_R1_2006_01_Track01_wav.wav","duration":1793.33421094},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata No. 1 in F-Sharp Minor, Op. 11 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_08_R3_2014_wav.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-08-12_R3_2014_MID--AUDIO_08_R3_2014_wav.wav","duration":1913.92303266},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata No. 1 in F-sharp Minor, Op. 11","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_13_R1_2009_04_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_04_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_13_R1_2009_04_ORIG_MID--AUDIO_13_R1_2009_13_R1_2009_04_WAV.wav","duration":1582.88703891},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata No. 2 in G Minor, Op. 22","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital4_MID--AUDIO_04_R1_2018_wav--4.wav","duration":976.820604375},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata No. 2 in G Minor, Op. 22 (Complete)","split":"validation","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--3.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--3.wav","duration":1128.44438438},{"canonical_composer":"Robert Schumann","canonical_title":"Sonata No. 2 in G Minor, Op. 22 (Complete)","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_073_PIANO073_MID--AUDIO-split_07-08-17_Piano-e_2-02_wav--4.wav","duration":981.026175854},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_08_R1_2006_01-04_ORIG_MID--AUDIO_08_R1_2006_Disk1_03_Track03_wav.wav","duration":1577.65333688},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_01_Track01_wav.wav","duration":1623.70831219},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_03_Track03_wav.wav","duration":1634.54564109},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes Op. 13","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--2.wav","duration":1526.65579172},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes Op. 13 (with Posthumous variations)","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital20_MID--AUDIO_20_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital20_MID--AUDIO_20_R1_2018_wav--4.wav","duration":2096.39614078},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes, Op. 13","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_02_R1_2009_01-02_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_02_R1_2009_01-02_ORIG_MID--AUDIO_02_R1_2009_02_R1_2009_02_WAV.wav","duration":1317.43591547},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes, Op. 13","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--6.midi","audio_filename":"2014\/MIDI-UNPROCESSED_14-15_R1_2014_MID--AUDIO_15_R1_2014_wav--6.wav","duration":1650.67409719},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes, Op. 13","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R2_D2-12-13-15_mid--AUDIO-from_mp3_15_R2_2015_wav--3.wav","duration":1058.59166667},{"canonical_composer":"Robert Schumann","canonical_title":"Symphonic Etudes, Op. 13 (with Posthumous Etudes)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--8.midi","audio_filename":"2014\/MIDI-UNPROCESSED_21-22_R1_2014_MID--AUDIO_21_R1_2014_wav--8.wav","duration":1634.97165563},{"canonical_composer":"Robert Schumann","canonical_title":"Toccata Op. 7","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_02_Track02_wav.wav","duration":311.429977031},{"canonical_composer":"Robert Schumann","canonical_title":"Toccata in C Major, Op. 7","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_11-13_R1_2014_MID--AUDIO_13_R1_2014_wav--4.wav","duration":404.076786094},{"canonical_composer":"Robert Schumann","canonical_title":"Toccata in C Major, Op. 7","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--8.midi","audio_filename":"2014\/MIDI-UNPROCESSED_19-20_R1_2014_MID--AUDIO_19_R1_2014_wav--8.wav","duration":292.591854844},{"canonical_composer":"Robert Schumann","canonical_title":"Toccata in C Major, Opus 7","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_10_Track10_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_10_Track10_wav.wav","duration":312.655060571},{"canonical_composer":"Robert Schumann","canonical_title":"Toccata in C, Op. 7","split":"test","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_20_R1_2009_01-05_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_20_R1_2009_01-05_ORIG_MID--AUDIO_20_R1_2009_20_R1_2009_02_WAV.wav","duration":392.351370469},{"canonical_composer":"Robert Schumann \/ Franz Liszt","canonical_title":"Widmung","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_15_R2_2008_01-04_ORIG_MID--AUDIO_15_R2_2008_wav--3.wav","duration":205.543330781},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Corelli Var.Op42","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_09_R1_2006_01-04_ORIG_MID--AUDIO_09_R1_2006_03_Track03_wav.wav","duration":1103.90648156},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Elegie in E-Flat Minor Op. 3","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_02_Track02_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R2_2011_MID--AUDIO_R2-D4_02_Track02_wav.wav","duration":376.323074531},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Elegie in E-flat Minor, Op. 3 No. 1","split":"validation","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_01_R1_2013_wav--3.wav","duration":302.103063281},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Elegy Op. 3, No. 1","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_03_Track03_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_03_Track03_wav.wav","duration":321.438154319},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude Tableau Op. 39 No. 5","split":"test","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--2.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--2.wav","duration":291.913436719},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude Tableaux Op. 39 No. 1 in C Minor","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--3.wav","duration":164.620561875},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude Tableaux Op. 39 No. 6 in A Minor","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_09_R1_2008_01-05_ORIG_MID--AUDIO_09_R1_2008_wav--4.wav","duration":153.79258125},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableau Op. 39 No. 6 in A Minor","split":"validation","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--4.midi","audio_filename":"2017\/MIDI-Unprocessed_049_PIANO049_MID--AUDIO-split_07-06-17_Piano-e_2-06_wav--4.wav","duration":161.913736533},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableau in C Minor, Op. 39, No. 1","split":"test","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--5.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--5.wav","duration":197.370262031},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableau in E-flat Minor, op. 39 No. 5","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_17_R1_2015_wav--3.wav","duration":280.047916667},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableau, Op. 39 No. 6 in A Minor","split":"validation","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_23_R1_2011_MID--AUDIO_R1-D9_05_Track05_wav.wav","duration":154.993167656},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableaux Op. 39 No. 5","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_04_R1_2013_wav--3.wav","duration":262.041671719},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableaux Op. 39 No. 5 in E-flat Minor","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--4.midi","audio_filename":"2008\/MIDI-Unprocessed_05_R1_2008_01-04_ORIG_MID--AUDIO_05_R1_2008_wav--4.wav","duration":273.573444375},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableaux Op. 39 No. 6 in A Minor","split":"validation","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R1_2008_01-04_ORIG_MID--AUDIO_12_R1_2008_wav--3.wav","duration":158.788569844},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableaux, Opus 33 No. 3 in C Minor","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_06_Track06_wav.wav","duration":267.438313619},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etude-Tableaux, Opus 39 No. 8 in D Minor","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_02_R1_2004_01-05_ORIG_MID--AUDIO_02_R1_2004_08_Track08_wav.wav","duration":190.852001088},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etudes-Tableaux","split":"test","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_07_Track07_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_07_Track07_wav.wav","duration":204.878267344},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Etudes-Tableaux Op. 33","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital5-7_MID--AUDIO_05_R1_2018_wav--3.wav","duration":1355.37791813},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Humoresque Op. 10, No. 5","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_04_Track04_wav.wav","duration":217.924570796},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Lilac","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_03_Track03_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_03_Track03_wav.wav","duration":138.394626563},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moment Musical, Op. 16, No.4","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_05_Track05_wav--2.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_05_Track05_wav--2.wav","duration":158.014182992},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moment Musicaux Op. 16 No. 4 in E Minor","split":"train","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--2.midi","audio_filename":"2017\/MIDI-Unprocessed_060_PIANO060_MID--AUDIO-split_07-07-17_Piano-e_2-04_wav--2.wav","duration":164.292998379},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moment Musicaux, Op. 16 No. 3 in B Minor","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--4.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--4.wav","duration":256.500811875},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moment Musicaux, Op. 16 No. 4 in E Minor","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital1-3_MID--AUDIO_03_R1_2018_wav--5.wav","duration":164.338777969},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moment Musicaux, Op. 16 No. 5","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--4.midi","audio_filename":"2013\/ORIG-MIDI_01_7_6_13_Group__MID--AUDIO_02_R1_2013_wav--4.wav","duration":207.710796563},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_22_R1_2006_01-04_ORIG_MID--AUDIO_22_R1_2006_04_Track04_wav.wav","duration":1750.78350563},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_03_Track03_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_03_Track03_wav.wav","duration":380.377557656},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_04_Track04_wav.wav","duration":177.222045},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_05_Track05_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_05_Track05_wav.wav","duration":224.7861},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_06_Track06_wav.wav","duration":162.591984844},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_07_Track07_wav.wav","duration":209.215869844},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Moments Musicaux, Op. 16","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_17_R3_2011_MID--AUDIO_R3-D6_08_Track08_wav.wav","duration":276.942832031},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Polka de \"W.R.\"","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_06_Track06_wav.wav","duration":235.444818256},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Polka de W. R.","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_04_Track04_wav.wav","duration":199.615185},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Polka de W.R.","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_12_Track12_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_13_01_2004_01-05_ORIG_MID--AUDIO_13_R1_2004_12_Track12_wav.wav","duration":243.356119704},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 23 No. 4 in D Major","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--4.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--4.wav","duration":264.132291667},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 23 No. 6 in E-flat Major","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--3.midi","audio_filename":"2008\/MIDI-Unprocessed_12_R3_2008_01-04_ORIG_MID--AUDIO_12_R3_2008_wav--3.wav","duration":167.493155156},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 23, No. 2","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_04_Track04_wav.wav","duration":168.511255027},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 23\/4","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_05_Track05_wav.wav","duration":240.634107656},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 3 No. 2 in C-sharp Minor","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--5.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--5.wav","duration":239.852858438},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 32 No. 8 in A Minor","split":"test","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--5.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--5.wav","duration":109.870833333},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 32, No. 10","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_05_Track05_wav--1.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_08_R1_2004_04-06_ORIG_MID--AUDIO_08_R1_2004_05_Track05_wav--1.wav","duration":287.529574004},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude Op. 32\/5","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_04_Track04_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_14_R1_2006_01-05_ORIG_MID--AUDIO_14_R1_2006_04_Track04_wav.wav","duration":365.457700781},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude in C-sharp Minor, Op. 3, No. 2","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_02_Track02_wav.wav","duration":231.917050885},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude in D Major, Op. 23, No. 4","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--4.midi","audio_filename":"2014\/MIDI-UNPROCESSED_04-05_R1_2014_MID--AUDIO_04_R1_2014_wav--4.wav","duration":280.859761875},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude in D Major, Op. 23, No. 4","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_6_13_Group__MID--AUDIO_05_R1_2013_wav--3.wav","duration":263.720355938},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Prelude in G-Sharp Minor,Op. 32 No. 12","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_06_Track06_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R2_2011_MID--AUDIO_R2-D1_06_Track06_wav.wav","duration":127.737585938},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Preludes Op. 23, Nos. 2, 4 and 5","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--6.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_19_R1_2018_wav--6.wav","duration":700.402611563},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-Flat Minor Op. 36 (1913)","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_04_Track04_wav.wav","duration":582.148189219},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-Flat Minor Op. 36 (1913)","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_07_Track07_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_07_Track07_wav.wav","duration":293.417174531},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-Flat Minor Op. 36 (1913)","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_08_Track08_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_08_Track08_wav.wav","duration":91.6839360938},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-Flat Minor Op. 36 (1913)","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_12_R3_2011_MID--AUDIO_R3-D4_09_Track09_wav.wav","duration":344.883469219},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-flat Minor","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_04_ORIG_MID--AUDIO_15_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_15_R1_2004_04_ORIG_MID--AUDIO_15_R1_2004_04_Track04_wav.wav","duration":1167.49976099},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-flat Minor, Op. 36","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_04-05_ORIG_MID--AUDIO_01_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_01_R1_2004_04-05_ORIG_MID--AUDIO_01_R1_2004_06_Track06_wav.wav","duration":649.419024379},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-flat Minor, Op. 36 (1913)","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_06-08_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_08_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_06-08_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_08_WAV.wav","duration":1387.26089906},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-flat Minor, Op.36","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R1_2009_05-06_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R1_2009_05-06_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_06_WAV.wav","duration":1227.78322734},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata No. 2 in B-flat Minor, Opus 36","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_08_Track08_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_16_R1_2004_01-08_ORIG_MID--AUDIO_16_R1_2004_08_Track08_wav.wav","duration":1195.73578881},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata Op. 36","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_03_R1_2006_01-05_ORIG_MID--AUDIO_03_R1_2006_05_Track05_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_03_R1_2006_01-05_ORIG_MID--AUDIO_03_R1_2006_05_Track05_wav.wav","duration":1040.69473922},{"canonical_composer":"Sergei Rachmaninoff","canonical_title":"Sonata in B-flat Minor, Op.36","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_07_R1_2009_04-05_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_05_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_07_R1_2009_04-05_ORIG_MID--AUDIO_07_R1_2009_07_R1_2009_05_WAV.wav","duration":1168.36555172},{"canonical_composer":"Sergei Rachmaninoff \/ Gy\u00f6rgy Cziffra","canonical_title":"Flight of B.B.","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_08_Track08_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_12_R1_2006_01-08_ORIG_MID--AUDIO_12_R1_2006_08_Track08_wav.wav","duration":114.58321875},{"canonical_composer":"Sergei Rachmaninoff \/ Vyacheslav Gryaznov","canonical_title":"Italian Polka","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_04_R1_2009_04-06_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_06_WAV.wav","duration":182.654731875},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Fantasy in C Min","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_02_Track02_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_07_R1_2006_01-04_ORIG_MID--AUDIO_07_R1_2006_02_Track02_wav.wav","duration":691.770141563},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Nine Variations, K. 264","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_04_R1_2009_01-03_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_02_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_04_R1_2009_01-03_ORIG_MID--AUDIO_04_R1_2009_04_R1_2009_02_WAV.wav","duration":735.7471275},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Nine variations on a minuet by Duport, K537","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Chamber2_MID--AUDIO_09_R3_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Chamber2_MID--AUDIO_09_R3_2018_wav--1.wav","duration":581.409675},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Rondo in A Minor,  K. 511","split":"test","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_12_Track12_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_05_R1_2011_MID--AUDIO_R1-D2_12_Track12_wav.wav","duration":500.815471406},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata K. 457","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_24_R1_2006_01-05_ORIG_MID--AUDIO_24_R1_2006_01_Track01_wav.wav","duration":937.038325781},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata K. 457 in C minor, I. Allegro molto","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-1-8_mid--AUDIO-from_mp3_01_R1_2015_wav--3.wav","duration":228.583333333},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K 333, First Movement","split":"test","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_08_R1_2008_01-05_ORIG_MID--AUDIO_08_R1_2008_wav--2.wav","duration":299.095587656},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K. 281, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_09_Track09_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_02_R1_2011_MID--AUDIO_R1-D1_09_Track09_wav.wav","duration":183.08742375},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K. 333, 1st mov.","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--1.midi","audio_filename":"2013\/ORIG-MIDI_03_7_10_13_Group_MID--AUDIO_17_R3_2013_wav--1.wav","duration":307.326081563},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K. 333, I. Allegro","split":"test","year":2017,"midi_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--3.midi","audio_filename":"2017\/MIDI-Unprocessed_052_PIANO052_MID--AUDIO-split_07-06-17_Piano-e_3-03_wav--3.wav","duration":301.940828175},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K. 570, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_02_7_7_13_Group__MID--AUDIO_18_R1_2013_wav--3.wav","duration":261.801287344},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in B-flat Major, K.281","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_08_R1_2009_01-04_ORIG_MID--AUDIO_08_R1_2009_08_R1_2009_01_WAV.wav","duration":672.153441094},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in C Major, K 330, I. Allegro moderato","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_20_R1_2015_wav--2.wav","duration":257.267708333},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in C Major, K279","split":"validation","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--3.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D2-13-20_mid--AUDIO-from_mp3_18_R1_2015_wav--3.wav","duration":598.585416667},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in C Minor K457, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_02_R1_2008_01-05_ORIG_MID--AUDIO_02_R1_2008_wav--2.wav","duration":230.639459531},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in C Minor, K. 457","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital13-15_MID--AUDIO_13_R1_2018_wav--1.wav","duration":1070.4476475},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in C Minor, K. 457, 1st mov.","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_11_R1_2013_wav--2.wav","duration":239.547036094},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major K576","split":"train","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--1.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital12_MID--AUDIO_12_R1_2018_wav--1.wav","duration":803.47141875},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K 284, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--2.midi","audio_filename":"2008\/MIDI-Unprocessed_14_R1_2008_01-05_ORIG_MID--AUDIO_14_R1_2008_wav--2.wav","duration":267.495726094},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K 576, First Movement","split":"train","year":2008,"midi_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--1.midi","audio_filename":"2008\/MIDI-Unprocessed_07_R3_2008_01-05_ORIG_MID--AUDIO_07_R3_2008_wav--1.wav","duration":236.252434687},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K. 284, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_16_Track16_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_03_R1_2011_MID--AUDIO_R1-D1_16_Track16_wav.wav","duration":205.236172969},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K. 311","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_14_R1_2009_06-08_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_06_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_14_R1_2009_06-08_ORIG_MID--AUDIO_14_R1_2009_14_R1_2009_06_WAV.wav","duration":910.278202969},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K. 576 (Complete)","split":"train","year":2014,"midi_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--1.midi","audio_filename":"2014\/MIDI-UNPROCESSED_09-10_R1_2014_MID--AUDIO_09_R1_2014_wav--1.wav","duration":790.820523281},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K. 576, I - Allegro","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--2.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--2.wav","duration":214.958385469},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K. 576, II - Adagio","split":"train","year":2013,"midi_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_01_7_7_13_Group__MID--AUDIO_12_R1_2013_wav--3.wav","duration":285.3629625},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D Major, K.311","split":"train","year":2009,"midi_filename":"2009\/MIDI-Unprocessed_05_R1_2009_01-02_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_01_WAV.midi","audio_filename":"2009\/MIDI-Unprocessed_05_R1_2009_01-02_ORIG_MID--AUDIO_05_R1_2009_05_R1_2009_01_WAV.wav","duration":792.420414844},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in D-Major, K. 311, First Movement","split":"train","year":2011,"midi_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_04_Track04_wav.midi","audio_filename":"2011\/MIDI-Unprocessed_07_R1_2011_MID--AUDIO_R1-D3_04_Track04_wav.wav","duration":194.098363594},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F","split":"validation","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_16_R1_2006_01-04_ORIG_MID--AUDIO_16_R1_2006_01_Track01_wav.wav","duration":1075.48904203},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F K332","split":"train","year":2006,"midi_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_01_Track01_wav.midi","audio_filename":"2006\/MIDI-Unprocessed_06_R1_2006_01-04_ORIG_MID--AUDIO_06_R1_2006_01_Track01_wav.wav","duration":901.959568125},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K 332 (Complete)","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--1.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_11_R1_2015_wav--1.wav","duration":908.790625},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K 332 (Complete)","split":"train","year":2015,"midi_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--2.midi","audio_filename":"2015\/MIDI-Unprocessed_R1_D1-9-12_mid--AUDIO-from_mp3_12_R1_2015_wav--2.wav","duration":832.53125},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K. 280, 1st mov.","split":"test","year":2013,"midi_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--3.midi","audio_filename":"2013\/ORIG-MIDI_03_7_6_13_Group__MID--AUDIO_09_R1_2013_wav--3.wav","duration":192.605309531},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K280","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_04_Track04_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_04_Track04_wav.wav","duration":245.315515633},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K280","split":"test","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_05_Track05_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_05_Track05_wav.wav","duration":241.470441506},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K280","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_06_Track06_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_14_R1_2004_04_ORIG_MID--AUDIO_14_R1_2004_06_Track06_wav.wav","duration":114.696242842},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K533","split":"validation","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_03_Track03_wav--1.midi","audio_filename":"2004\/MIDI-Unprocessed_SMF_12_01_2004_01-05_ORIG_MID--AUDIO_12_R1_2004_03_Track03_wav--1.wav","duration":1139.19847773},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Sonata in F Major, K533\/K494","split":"validation","year":2018,"midi_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--3.midi","audio_filename":"2018\/MIDI-Unprocessed_Recital17-19_MID--AUDIO_17_R1_2018_wav--3.wav","duration":1068.75160219},{"canonical_composer":"Wolfgang Amadeus Mozart","canonical_title":"Twelve Variations, K179 (189a)","split":"train","year":2004,"midi_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_01-02_ORIG_MID--AUDIO_04_R1_2004_02_Track02_wav.midi","audio_filename":"2004\/MIDI-Unprocessed_XP_04_R1_2004_01-02_ORIG_MID--AUDIO_04_R1_2004_02_Track02_wav.wav","duration":630.266303102}]