Update parquet files

data/nlp4_sg_papers-test.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:4b64b0fbc8c7c60c31672426c443a1d914d08f960257e98ddd7e063daf96d002
-size 1267955
+oid sha256:68e21157d21c152bb6af65ed3f1096457a87e8939add135453f16bede42493f9
+size 1267956

data/nlp4_sg_papers-train.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c74b9540ac2d06db14036644070bac8597774bee5bbd2305d0212bbbfcef0bf2
-size 1615827
+oid sha256:3f609896f9423aaab63116ccc7d34864b798505b3a5f9b3fdcebdc2ca415037c
+size 1615821

data/nlp4_sg_papers-validation.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ace4f48bafa7281bf84141ad7cc17931f4a45e172a47f5195c7a2ad6c19961f4
-size 332374
+oid sha256:459a71ed91463ed3f40a1813efd095e9310a65e432dbb323ba57eb6df63b10c1
+size 332360