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{"stem": ["quick", "quicker"], "answer": 0, "choice": [["safe", "safer"], ["cool", "warm"], ["Netherlands", "Dutch"], ["worse", "tighter"]], "prefix": "gram3-comparative"}
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{"stem": ["Doha", "Qatar"], "answer": 1, "choice": [["Estonia", "Switzerland"], ["Dublin", "Ireland"], ["Brussels", "Nairobi"], ["man", "woman"]], "prefix": "capital-world"}
{"stem": ["Abuja", "Nigeria"], "answer": 2, "choice": [["Bucharest", "Canberra"], ["Uzbekistan", "Albania"], ["Accra", "Ghana"], ["Argentina", "peso"]], "prefix": "capital-world"}
{"stem": ["Managua", "Nicaragua"], "answer": 3, "choice": [["Tehran", "Budapest"], ["Uganda", "Somalia"], ["stepfather", "stepmother"], ["Manama", "Bahrain"]], "prefix": "capital-world"}
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{"stem": ["Muscat", "Oman"], "answer": 0, "choice": [["Nairobi", "Kenya"], ["father", "mother"], ["Lilongwe", "Lima"], ["China", "Spain"]], "prefix": "capital-world"}
{"stem": ["Vaduz", "Liechtenstein"], "answer": 1, "choice": [["Tegucigalpa", "Santiago"], ["Valletta", "Malta"], ["Zimbabwe", "Bangladesh"], ["policeman", "policewoman"]], "prefix": "capital-world"}
{"stem": ["Antananarivo", "Madagascar"], "answer": 0, "choice": [["Apia", "Samoa"], ["Laos", "Bhutan"], ["Rome", "Gaborone"], ["boy", "girl"]], "prefix": "capital-world"}
{"stem": ["Tirana", "Albania"], "answer": 0, "choice": [["Tokyo", "Japan"], ["Tegucigalpa", "Paris"], ["Macedonia", "Malta"], ["husband", "wife"]], "prefix": "capital-world"}
{"stem": ["Rabat", "Morocco"], "answer": 2, "choice": [["Bucharest", "Libreville"], ["Canada", "dollar"], ["Riga", "Latvia"], ["Afghanistan", "Nigeria"]], "prefix": "capital-world"}
{"stem": ["Chisinau", "Moldova"], "answer": 1, "choice": [["brother", "sister"], ["Conakry", "Guinea"], ["Nouakchott", "Georgetown"], ["Uzbekistan", "Slovenia"]], "prefix": "capital-world"}
{"stem": ["Dhaka", "Bangladesh"], "answer": 2, "choice": [["Antananarivo", "Ottawa"], ["brother", "sister"], ["Doha", "Qatar"], ["Iran", "Thailand"]], "prefix": "capital-world"}
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{"stem": ["Vilnius", "Lithuania"], "answer": 1, "choice": [["France", "Fiji"], ["Warsaw", "Poland"], ["Tehran", "Banjul"], ["Croatia", "kuna"]], "prefix": "capital-world"}
{"stem": ["Tbilisi", "Georgia"], "answer": 1, "choice": [["Asmara", "Minsk"], ["Tegucigalpa", "Honduras"], ["groom", "bride"], ["Zambia", "Vietnam"]], "prefix": "capital-world"}
{"stem": ["Maputo", "Mozambique"], "answer": 2, "choice": [["he", "she"], ["Latvia", "Armenia"], ["Minsk", "Belarus"], ["Kingston", "Thimphu"]], "prefix": "capital-world"}
{"stem": ["Luanda", "Angola"], "answer": 1, "choice": [["Cambodia", "riel"], ["Lusaka", "Zambia"], ["Kathmandu", "Lisbon"], ["Belarus", "Moldova"]], "prefix": "capital-world"}
{"stem": ["Quito", "Ecuador"], "answer": 0, "choice": [["Rabat", "Morocco"], ["policeman", "policewoman"], ["Liechtenstein", "Albania"], ["Bangkok", "Doha"]], "prefix": "capital-world"}
{"stem": ["Ashgabat", "Turkmenistan"], "answer": 2, "choice": [["nephew", "niece"], ["Serbia", "Switzerland"], ["Asmara", "Eritrea"], ["Athens", "Kigali"]], "prefix": "capital-world"}
{"stem": ["Lima", "Peru"], "answer": 3, "choice": [["Belgium", "Moldova"], ["Islamabad", "Doha"], ["groom", "bride"], ["Lisbon", "Portugal"]], "prefix": "capital-world"}
{"stem": ["Vientiane", "Laos"], "answer": 3, "choice": [["Egypt", "Vietnam"], ["Tbilisi", "Roseau"], ["grandson", "granddaughter"], ["Vilnius", "Lithuania"]], "prefix": "capital-world"}
{"stem": ["Roseau", "Dominica"], "answer": 3, "choice": [["Uzbekistan", "Tajikistan"], ["Baghdad", "Vienna"], ["husband", "wife"], ["Santiago", "Chile"]], "prefix": "capital-world"}
{"stem": ["Minsk", "Belarus"], "answer": 1, "choice": [["Ecuador", "Indonesia"], ["Mogadishu", "Somalia"], ["Brussels", "Manila"], ["Europe", "euro"]], "prefix": "capital-world"}
{"stem": ["Ljubljana", "Slovenia"], "answer": 3, "choice": [["Zagreb", "Libreville"], ["India", "rupee"], ["Malawi", "Germany"], ["London", "England"]], "prefix": "capital-world"}
{"stem": ["Budapest", "Hungary"], "answer": 2, "choice": [["husband", "wife"], ["Turkey", "Chile"], ["Bujumbura", "Burundi"], ["Cairo", "Minsk"]], "prefix": "capital-world"}
{"stem": ["Copenhagen", "Denmark"], "answer": 2, "choice": [["Suva", "Taipei"], ["stepson", "stepdaughter"], ["Dakar", "Senegal"], ["Belgium", "Taiwan"]], "prefix": "capital-world"}
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{"stem": ["Monrovia", "Liberia"], "answer": 0, "choice": [["Montevideo", "Uruguay"], ["Japan", "yen"], ["Muscat", "Tashkent"], ["Lithuania", "Syria"]], "prefix": "capital-world"}
{"stem": ["Suva", "Fiji"], "answer": 0, "choice": [["Taipei", "Taiwan"], ["Kabul", "Warsaw"], ["son", "daughter"], ["Iran", "Germany"]], "prefix": "capital-world"}
{"stem": ["Kigali", "Rwanda"], "answer": 0, "choice": [["Kingston", "Jamaica"], ["Uzbekistan", "Poland"], ["Romania", "leu"], ["Helsinki", "Havana"]], "prefix": "capital-world"}
{"stem": ["Nouakchott", "Mauritania"], "answer": 0, "choice": [["Nuuk", "Greenland"], ["Australia", "Morocco"], ["Hanoi", "Warsaw"], ["stepfather", "stepmother"]], "prefix": "capital-world"}
{"stem": ["Podgorica", "Montenegro"], "answer": 1, "choice": [["Denmark", "krone"], ["Quito", "Ecuador"], ["Helsinki", "Nicosia"], ["Libya", "Mali"]], "prefix": "capital-world"}
{"stem": ["Belgrade", "Serbia"], "answer": 0, "choice": [["Belmopan", "Belize"], ["Namibia", "Malta"], ["Madrid", "Astana"], ["boy", "girl"]], "prefix": "capital-world"}
{"stem": ["Funafuti", "Tuvalu"], "answer": 3, "choice": [["Mexico", "peso"], ["Greenland", "Madagascar"], ["Nouakchott", "Windhoek"], ["Gaborone", "Botswana"]], "prefix": "capital-world"}
{"stem": ["Santiago", "Chile"], "answer": 1, "choice": [["Baghdad", "Roseau"], ["Skopje", "Macedonia"], ["Finland", "Vietnam"], ["Hungary", "forint"]], "prefix": "capital-world"}
{"stem": ["Jakarta", "Indonesia"], "answer": 0, "choice": [["Kabul", "Afghanistan"], ["Dominica", "Denmark"], ["policeman", "policewoman"], ["Niamey", "Nuuk"]], "prefix": "capital-world"}
{"stem": ["Tallinn", "Estonia"], "answer": 1, "choice": [["Rwanda", "Bangladesh"], ["Tashkent", "Uzbekistan"], ["policeman", "policewoman"], ["Zagreb", "Manila"]], "prefix": "capital-world"}
{"stem": ["Bratislava", "Slovakia"], "answer": 2, "choice": [["boy", "girl"], ["Uruguay", "Russia"], ["Brussels", "Belgium"], ["Bucharest", "Budapest"]], "prefix": "capital-world"}
{"stem": ["Bujumbura", "Burundi"], "answer": 3, "choice": [["Conakry", "Kiev"], ["Macedonia", "denar"], ["Peru", "Samoa"], ["Cairo", "Egypt"]], "prefix": "capital-world"}
{"stem": ["Niamey", "Niger"], "answer": 1, "choice": [["Funafuti", "Moscow"], ["Nicosia", "Cyprus"], ["sons", "daughters"], ["Norway", "Bhutan"]], "prefix": "capital-world"}
{"stem": ["Accra", "Ghana"], "answer": 1, "choice": [["policeman", "policewoman"], ["Algiers", "Algeria"], ["Madrid", "Banjul"], ["Guyana", "Switzerland"]], "prefix": "capital-world"}
{"stem": ["Kiev", "Ukraine"], "answer": 2, "choice": [["Luanda", "Windhoek"], ["policeman", "policewoman"], ["Kigali", "Rwanda"], ["Latvia", "Jordan"]], "prefix": "capital-world"}
{"stem": ["Ankara", "Turkey"], "answer": 3, "choice": [["Beijing", "Thimphu"], ["grandson", "granddaughter"], ["Latvia", "Italy"], ["Antananarivo", "Madagascar"]], "prefix": "capital-world"}
{"stem": ["Skopje", "Macedonia"], "answer": 0, "choice": [["Sofia", "Bulgaria"], ["Macedonia", "denar"], ["Algeria", "Moldova"], ["Helsinki", "Bratislava"]], "prefix": "capital-world"}
{"stem": ["Conakry", "Guinea"], "answer": 2, "choice": [["Afghanistan", "Russia"], ["Cambodia", "riel"], ["Copenhagen", "Denmark"], ["Vientiane", "Riga"]], "prefix": "capital-world"}
{"stem": ["Bamako", "Mali"], "answer": 0, "choice": [["Bangkok", "Thailand"], ["Suva", "Kigali"], ["Japan", "Eritrea"], ["Europe", "euro"]], "prefix": "capital-world"}
{"stem": ["Dushanbe", "Tajikistan"], "answer": 1, "choice": [["Canada", "Venezuela"], ["Funafuti", "Tuvalu"], ["he", "she"], ["Oslo", "Bishkek"]], "prefix": "capital-world"}
{"stem": ["Bucharest", "Romania"], "answer": 3, "choice": [["grandpa", "grandma"], ["Bangkok", "Lima"], ["Philippines", "Qatar"], ["Budapest", "Hungary"]], "prefix": "capital-world"}
{"stem": ["Tegucigalpa", "Honduras"], "answer": 3, "choice": [["Khartoum", "Thimphu"], ["Latvia", "Suriname"], ["Canada", "dollar"], ["Tehran", "Iran"]], "prefix": "capital-world"}
{"stem": ["Georgetown", "Guyana"], "answer": 3, "choice": [["Lusaka", "Jakarta"], ["Greenland", "Samoa"], ["father", "mother"], ["Hanoi", "Vietnam"]], "prefix": "capital-world"}
{"stem": ["Kathmandu", "Nepal"], "answer": 3, "choice": [["Antananarivo", "Abuja"], ["Rwanda", "Albania"], ["groom", "bride"], ["Khartoum", "Sudan"]], "prefix": "capital-world"}
{"stem": ["Taipei", "Taiwan"], "answer": 1, "choice": [["grandfather", "grandmother"], ["Tallinn", "Estonia"], ["Suva", "Santiago"], ["Uzbekistan", "Suriname"]], "prefix": "capital-world"}
{"stem": ["Lilongwe", "Malawi"], "answer": 3, "choice": [["Oslo", "Canberra"], ["Zambia", "Liberia"], ["Sweden", "krona"], ["Lima", "Peru"]], "prefix": "capital-world"}
{"stem": ["Astana", "Kazakhstan"], "answer": 1, "choice": [["Hungary", "Armenia"], ["Athens", "Greece"], ["Vietnam", "dong"], ["Funafuti", "Lisbon"]], "prefix": "capital-world"}
{"stem": ["Damascus", "Syria"], "answer": 0, "choice": [["Dhaka", "Bangladesh"], ["his", "her"], ["Romania", "Jordan"], ["Helsinki", "Mogadishu"]], "prefix": "capital-world"}
{"stem": ["Thimphu", "Bhutan"], "answer": 2, "choice": [["Tegucigalpa", "Belgrade"], ["Norway", "Tajikistan"], ["Tirana", "Albania"], ["prince", "princess"]], "prefix": "capital-world"}
{"stem": ["Nairobi", "Kenya"], "answer": 0, "choice": [["Nassau", "Bahamas"], ["boy", "girl"], ["Athens", "Windhoek"], ["Afghanistan", "Ghana"]], "prefix": "capital-world"}
{"stem": ["Nuuk", "Greenland"], "answer": 1, "choice": [["Bucharest", "Nicosia"], ["Oslo", "Norway"], ["Greece", "Cyprus"], ["Mexico", "peso"]], "prefix": "capital-world"}
{"stem": ["Warsaw", "Poland"], "answer": 3, "choice": [["his", "her"], ["Beijing", "Belgrade"], ["Angola", "Switzerland"], ["Windhoek", "Namibia"]], "prefix": "capital-world"}
{"stem": ["Bishkek", "Kyrgyzstan"], "answer": 3, "choice": [["Valletta", "Apia"], ["Japan", "Syria"], ["dad", "mom"], ["Bratislava", "Slovakia"]], "prefix": "capital-world"}
{"stem": ["Asmara", "Eritrea"], "answer": 2, "choice": [["Australia", "Belgium"], ["Korea", "won"], ["Astana", "Kazakhstan"], ["Ashgabat", "Bujumbura"]], "prefix": "capital-world"}
{"stem": ["Dakar", "Senegal"], "answer": 3, "choice": [["Algeria", "dinar"], ["Finland", "Germany"], ["Harare", "Yerevan"], ["Damascus", "Syria"]], "prefix": "capital-world"}
{"stem": ["Tashkent", "Uzbekistan"], "answer": 2, "choice": [["son", "daughter"], ["Senegal", "Albania"], ["Tbilisi", "Georgia"], ["Vaduz", "Yerevan"]], "prefix": "capital-world"}
{"stem": ["Brussels", "Belgium"], "answer": 0, "choice": [["Bucharest", "Romania"], ["king", "queen"], ["Egypt", "Russia"], ["Tripoli", "Doha"]], "prefix": "capital-world"}
{"stem": ["Yerevan", "Armenia"], "answer": 1, "choice": [["Azerbaijan", "Denmark"], ["Zagreb", "Croatia"], ["Dushanbe", "Tunis"], ["boy", "girl"]], "prefix": "capital-world"}
{"stem": ["Windhoek", "Namibia"], "answer": 1, "choice": [["Hungary", "forint"], ["Yerevan", "Armenia"], ["Niger", "Spain"], ["Lusaka", "Tokyo"]], "prefix": "capital-world"}
{"stem": ["Nassau", "Bahamas"], "answer": 1, "choice": [["Uruguay", "Taiwan"], ["Niamey", "Niger"], ["Nigeria", "naira"], ["Vaduz", "Skopje"]], "prefix": "capital-world"}
{"stem": ["Kampala", "Uganda"], "answer": 2, "choice": [["Denmark", "Burundi"], ["brothers", "sisters"], ["Kathmandu", "Nepal"], ["Khartoum", "Managua"]], "prefix": "capital-world"}
{"stem": ["Nicosia", "Cyprus"], "answer": 0, "choice": [["Nouakchott", "Mauritania"], ["Latvia", "lats"], ["Podgorica", "Kampala"], ["Belgium", "Syria"]], "prefix": "capital-world"}
{"stem": ["warm", "warmest"], "answer": 1, "choice": [["lowest", "biggest"], ["weak", "weakest"], ["increasing", "increased"], ["large", "smart"]], "prefix": "gram4-superlative"}
{"stem": ["short", "shortest"], "answer": 1, "choice": [["highest", "warmest"], ["slow", "slowest"], ["low", "wide"], ["predict", "predicts"]], "prefix": "gram4-superlative"}
{"stem": ["bright", "brightest"], "answer": 2, "choice": [["clear", "unclear"], ["oldest", "weakest"], ["cold", "coldest"], ["warm", "wide"]], "prefix": "gram4-superlative"}
{"stem": ["cool", "coolest"], "answer": 2, "choice": [["tastiest", "warmest"], ["saying", "said"], ["dark", "darkest"], ["young", "high"]], "prefix": "gram4-superlative"}
{"stem": ["low", "lowest"], "answer": 3, "choice": [["swift", "swiftly"], ["young", "quick"], ["strangest", "darkest"], ["lucky", "luckiest"]], "prefix": "gram4-superlative"}
{"stem": ["small", "smallest"], "answer": 3, "choice": [["old", "short"], ["saying", "said"], ["coolest", "biggest"], ["smart", "smartest"]], "prefix": "gram4-superlative"}
{"stem": ["smart", "smartest"], "answer": 0, "choice": [["strange", "strangest"], ["sharpest", "youngest"], ["fast", "quick"], ["impressive", "unimpressive"]], "prefix": "gram4-superlative"}
{"stem": ["dark", "darkest"], "answer": 0, "choice": [["easy", "easiest"], ["tall", "weird"], ["strangest", "worst"], ["swimming", "swam"]], "prefix": "gram4-superlative"}
{"stem": ["simple", "simplest"], "answer": 0, "choice": [["short", "shortest"], ["young", "easy"], ["selling", "sold"], ["fastest", "easiest"]], "prefix": "gram4-superlative"}
{"stem": ["fast", "fastest"], "answer": 0, "choice": [["good", "best"], ["warm", "great"], ["sure", "unsure"], ["weirdest", "darkest"]], "prefix": "gram4-superlative"}
{"stem": ["hot", "hottest"], "answer": 3, "choice": [["strangest", "sweetest"], ["good", "simple"], ["France", "French"], ["large", "largest"]], "prefix": "gram4-superlative"}
{"stem": ["quick", "quickest"], "answer": 2, "choice": [["good", "strange"], ["weirdest", "weakest"], ["sharp", "sharpest"], ["comfortable", "uncomfortable"]], "prefix": "gram4-superlative"}
{"stem": ["cold", "coldest"], "answer": 2, "choice": [["smartest", "highest"], ["tasteful", "distasteful"], ["cool", "coolest"], ["sharp", "strange"]], "prefix": "gram4-superlative"}
{"stem": ["high", "highest"], "answer": 3, "choice": [["big", "smart"], ["rare", "rarely"], ["simplest", "weakest"], ["hot", "hottest"]], "prefix": "gram4-superlative"}
{"stem": ["strange", "strangest"], "answer": 0, "choice": [["strong", "strongest"], ["large", "tasty"], ["playing", "played"], ["widest", "quickest"]], "prefix": "gram4-superlative"}
{"stem": ["long", "longest"], "answer": 1, "choice": [["bad", "easy"], ["low", "lowest"], ["widest", "warmest"], ["rapid", "rapidly"]], "prefix": "gram4-superlative"}
{"stem": ["tasty", "tastiest"], "answer": 3, "choice": [["dollar", "dollars"], ["long", "hot"], ["strangest", "weakest"], ["warm", "warmest"]], "prefix": "gram4-superlative"}
{"stem": ["slow", "slowest"], "answer": 0, "choice": [["small", "smallest"], ["large", "sweet"], ["weirdest", "warmest"], ["elephant", "elephants"]], "prefix": "gram4-superlative"}
{"stem": ["old", "oldest"], "answer": 3, "choice": [["bright", "short"], ["sharpest", "largest"], ["pig", "pigs"], ["quick", "quickest"]], "prefix": "gram4-superlative"}
{"stem": ["young", "youngest"], "answer": 0, "choice": [["bad", "worst"], ["mouse", "mice"], ["oldest", "quickest"], ["sharp", "tasty"]], "prefix": "gram4-superlative"}
{"stem": ["tall", "tallest"], "answer": 3, "choice": [["sit", "sits"], ["fastest", "quickest"], ["fast", "strange"], ["tasty", "tastiest"]], "prefix": "gram4-superlative"}
{"stem": ["weak", "weakest"], "answer": 1, "choice": [["simplest", "sweetest"], ["weird", "weirdest"], ["warm", "wide"], ["rapid", "rapidly"]], "prefix": "gram4-superlative"}
{"stem": ["great", "greatest"], "answer": 3, "choice": [["possible", "impossible"], ["cool", "simple"], ["hottest", "longest"], ["high", "highest"]], "prefix": "gram4-superlative"}
{"stem": ["bad", "worst"], "answer": 3, "choice": [["tall", "hot"], ["widest", "strongest"], ["sharp", "sharper"], ["big", "biggest"]], "prefix": "gram4-superlative"}
{"stem": ["wide", "widest"], "answer": 0, "choice": [["young", "youngest"], ["cheap", "cheaper"], ["bright", "high"], ["coldest", "sweetest"]], "prefix": "gram4-superlative"}
{"stem": ["lucky", "luckiest"], "answer": 1, "choice": [["debug", "debugging"], ["old", "oldest"], ["simplest", "easiest"], ["young", "weird"]], "prefix": "gram4-superlative"}
{"stem": ["large", "largest"], "answer": 0, "choice": [["long", "longest"], ["big", "strange"], ["slowest", "biggest"], ["occasional", "occasionally"]], "prefix": "gram4-superlative"}
{"stem": ["easy", "easiest"], "answer": 0, "choice": [["fast", "fastest"], ["bright", "sweet"], ["apparent", "apparently"], ["oldest", "luckiest"]], "prefix": "gram4-superlative"}
{"stem": ["weird", "weirdest"], "answer": 3, "choice": [["long", "sweet"], ["hot", "hotter"], ["lowest", "sweetest"], ["wide", "widest"]], "prefix": "gram4-superlative"}
{"stem": ["sweet", "sweetest"], "answer": 2, "choice": [["bad", "high"], ["coldest", "darkest"], ["tall", "tallest"], ["long", "longer"]], "prefix": "gram4-superlative"}
{"stem": ["big", "biggest"], "answer": 3, "choice": [["strangest", "greatest"], ["dark", "cold"], ["melon", "melons"], ["bright", "brightest"]], "prefix": "gram4-superlative"}
{"stem": ["implementing", "implemented"], "answer": 1, "choice": [["spent", "enhanced"], ["increasing", "increased"], ["consistent", "inconsistent"], ["describing", "thinking"]], "prefix": "gram7-past-tense"}
{"stem": ["listening", "listened"], "answer": 0, "choice": [["looking", "looked"], ["old", "older"], ["slowed", "hit"], ["increasing", "sitting"]], "prefix": "gram7-past-tense"}
{"stem": ["hitting", "hit"], "answer": 2, "choice": [["took", "walked"], ["generating", "playing"], ["implementing", "implemented"], ["new", "newer"]], "prefix": "gram7-past-tense"}
{"stem": ["describing", "described"], "answer": 3, "choice": [["Chile", "Chilean"], ["implementing", "spending"], ["said", "struck"], ["enhancing", "enhanced"]], "prefix": "gram7-past-tense"}
{"stem": ["dancing", "danced"], "answer": 3, "choice": [["usual", "usually"], ["hitting", "predicting"], ["slowed", "flew"], ["decreasing", "decreased"]], "prefix": "gram7-past-tense"}
{"stem": ["hiding", "hid"], "answer": 1, "choice": [["increasing", "predicting"], ["hitting", "hit"], ["walked", "predicted"], ["China", "Chinese"]], "prefix": "gram7-past-tense"}
{"stem": ["singing", "sang"], "answer": 0, "choice": [["sitting", "sat"], ["weird", "weirdest"], ["generating", "shrinking"], ["decreased", "looked"]], "prefix": "gram7-past-tense"}
{"stem": ["sleeping", "slept"], "answer": 2, "choice": [["read", "shrank"], ["road", "roads"], ["slowing", "slowed"], ["vanishing", "looking"]], "prefix": "gram7-past-tense"}
{"stem": ["screaming", "screamed"], "answer": 3, "choice": [["knowing", "singing"], ["fed", "wrote"], ["bad", "worst"], ["seeing", "saw"]], "prefix": "gram7-past-tense"}
{"stem": ["sitting", "sat"], "answer": 1, "choice": [["paid", "predicted"], ["sleeping", "slept"], ["informative", "uninformative"], ["reading", "striking"]], "prefix": "gram7-past-tense"}
{"stem": ["feeding", "fed"], "answer": 3, "choice": [["looked", "wrote"], ["describing", "screaming"], ["run", "running"], ["flying", "flew"]], "prefix": "gram7-past-tense"}
{"stem": ["flying", "flew"], "answer": 0, "choice": [["generating", "generated"], ["walk", "walking"], ["fed", "played"], ["hitting", "predicting"]], "prefix": "gram7-past-tense"}
{"stem": ["walking", "walked"], "answer": 0, "choice": [["writing", "wrote"], ["hitting", "dancing"], ["thought", "sang"], ["dark", "darkest"]], "prefix": "gram7-past-tense"}
{"stem": ["vanishing", "vanished"], "answer": 2, "choice": [["immediate", "immediately"], ["sold", "slept"], ["walking", "walked"], ["knowing", "increasing"]], "prefix": "gram7-past-tense"}
{"stem": ["enhancing", "enhanced"], "answer": 3, "choice": [["implementing", "seeing"], ["spent", "ran"], ["free", "freely"], ["falling", "fell"]], "prefix": "gram7-past-tense"}
{"stem": ["falling", "fell"], "answer": 0, "choice": [["feeding", "fed"], ["paying", "flying"], ["sit", "sits"], ["took", "slept"]], "prefix": "gram7-past-tense"}
{"stem": ["playing", "played"], "answer": 1, "choice": [["reading", "flying"], ["predicting", "predicted"], ["strong", "strongest"], ["slowed", "wrote"]], "prefix": "gram7-past-tense"}
{"stem": ["jumping", "jumped"], "answer": 2, "choice": [["read", "hid"], ["reading", "thinking"], ["knowing", "knew"], ["wide", "widest"]], "prefix": "gram7-past-tense"}
{"stem": ["reading", "read"], "answer": 0, "choice": [["running", "ran"], ["vanished", "played"], ["writing", "thinking"], ["bright", "brighter"]], "prefix": "gram7-past-tense"}
{"stem": ["swimming", "swam"], "answer": 2, "choice": [["spent", "enhanced"], ["bright", "brightest"], ["taking", "took"], ["increasing", "flying"]], "prefix": "gram7-past-tense"}
{"stem": ["taking", "took"], "answer": 0, "choice": [["thinking", "thought"], ["sleeping", "swimming"], ["quick", "quicker"], ["read", "jumped"]], "prefix": "gram7-past-tense"}
{"stem": ["thinking", "thought"], "answer": 0, "choice": [["vanishing", "vanished"], ["paying", "flying"], ["knew", "enhanced"], ["cloud", "clouds"]], "prefix": "gram7-past-tense"}
{"stem": ["paying", "paid"], "answer": 2, "choice": [["knowing", "hiding"], ["walked", "saw"], ["playing", "played"], ["warm", "warmer"]], "prefix": "gram7-past-tense"}
{"stem": ["saying", "said"], "answer": 0, "choice": [["screaming", "screamed"], ["slowed", "described"], ["apparent", "apparently"], ["moving", "hiding"]], "prefix": "gram7-past-tense"}
{"stem": ["knowing", "knew"], "answer": 1, "choice": [["Poland", "Polish"], ["listening", "listened"], ["took", "saw"], ["implementing", "shrinking"]], "prefix": "gram7-past-tense"}
{"stem": ["decreasing", "decreased"], "answer": 1, "choice": [["listening", "feeding"], ["describing", "described"], ["took", "enhanced"], ["sing", "sings"]], "prefix": "gram7-past-tense"}
{"stem": ["moving", "moved"], "answer": 3, "choice": [["India", "Indian"], ["read", "ran"], ["knowing", "striking"], ["paying", "paid"]], "prefix": "gram7-past-tense"}
{"stem": ["shrinking", "shrank"], "answer": 1, "choice": [["amazing", "amazingly"], ["singing", "sang"], ["took", "jumped"], ["sleeping", "predicting"]], "prefix": "gram7-past-tense"}
{"stem": ["striking", "struck"], "answer": 3, "choice": [["thought", "walked"], ["jumping", "increasing"], ["write", "writes"], ["swimming", "swam"]], "prefix": "gram7-past-tense"}
{"stem": ["seeing", "saw"], "answer": 1, "choice": [["sleeping", "striking"], ["selling", "sold"], ["usual", "usually"], ["decreased", "described"]], "prefix": "gram7-past-tense"}
{"stem": ["predicting", "predicted"], "answer": 2, "choice": [["jumping", "increasing"], ["dollar", "dollars"], ["reading", "read"], ["fell", "looked"]], "prefix": "gram7-past-tense"}
{"stem": ["writing", "wrote"], "answer": 0, "choice": [["dancing", "danced"], ["hitting", "swimming"], ["free", "freely"], ["thought", "ran"]], "prefix": "gram7-past-tense"}
{"stem": ["increasing", "increased"], "answer": 1, "choice": [["moved", "shrank"], ["jumping", "jumped"], ["eye", "eyes"], ["knowing", "enhancing"]], "prefix": "gram7-past-tense"}
{"stem": ["running", "ran"], "answer": 2, "choice": [["sing", "sings"], ["thought", "slept"], ["saying", "said"], ["going", "singing"]], "prefix": "gram7-past-tense"}
{"stem": ["generating", "generated"], "answer": 2, "choice": [["implementing", "playing"], ["France", "French"], ["going", "went"], ["fed", "sang"]], "prefix": "gram7-past-tense"}
{"stem": ["selling", "sold"], "answer": 2, "choice": [["decreasing", "swimming"], ["hard", "harder"], ["shrinking", "shrank"], ["slowed", "hid"]], "prefix": "gram7-past-tense"}
{"stem": ["stepson", "stepdaughter"], "answer": 2, "choice": [["Mogadishu", "Somalia"], ["prince", "stepfather"], ["uncle", "aunt"], ["wife", "mother"]], "prefix": "family"}
{"stem": ["father", "mother"], "answer": 1, "choice": [["Oslo", "Norway"], ["grandfather", "grandmother"], ["he", "husband"], ["she", "daughters"]], "prefix": "family"}
{"stem": ["his", "her"], "answer": 3, "choice": [["grandma", "queen"], ["nephew", "nephew"], ["Nigeria", "naira"], ["husband", "wife"]], "prefix": "family"}
{"stem": ["stepbrother", "stepsister"], "answer": 0, "choice": [["stepfather", "stepmother"], ["Quito", "Ecuador"], ["father", "stepson"], ["bride", "aunt"]], "prefix": "family"}
{"stem": ["grandfather", "grandmother"], "answer": 1, "choice": [["stepdaughter", "aunt"], ["grandpa", "grandma"], ["grandson", "grandson"], ["Sweden", "krona"]], "prefix": "family"}
{"stem": ["nephew", "niece"], "answer": 2, "choice": [["stepbrother", "husband"], ["stepdaughter", "mother"], ["policeman", "policewoman"], ["Hanoi", "Vietnam"]], "prefix": "family"}
{"stem": ["uncle", "aunt"], "answer": 3, "choice": [["Anchorage", "Alaska"], ["father", "stepfather"], ["grandmother", "daughter"], ["boy", "girl"]], "prefix": "family"}
{"stem": ["grandson", "granddaughter"], "answer": 0, "choice": [["groom", "bride"], ["India", "rupee"], ["wife", "daughter"], ["policeman", "son"]], "prefix": "family"}
{"stem": ["he", "she"], "answer": 2, "choice": [["bride", "mother"], ["Madrid", "Spain"], ["his", "her"], ["grandpa", "groom"]], "prefix": "family"}
{"stem": ["brothers", "sisters"], "answer": 0, "choice": [["dad", "mom"], ["Iran", "rial"], ["niece", "her"], ["uncle", "husband"]], "prefix": "family"}
{"stem": ["stepfather", "stepmother"], "answer": 3, "choice": [["stepbrother", "dad"], ["wife", "policewoman"], ["Garland", "Texas"], ["stepson", "stepdaughter"]], "prefix": "family"}
{"stem": ["grandpa", "grandma"], "answer": 0, "choice": [["grandson", "granddaughter"], ["policeman", "king"], ["she", "daughter"], ["Rome", "Italy"]], "prefix": "family"}
{"stem": ["man", "woman"], "answer": 0, "choice": [["nephew", "niece"], ["Kabul", "Afghanistan"], ["he", "his"], ["stepmother", "daughters"]], "prefix": "family"}
{"stem": ["prince", "princess"], "answer": 3, "choice": [["boy", "brothers"], ["Denmark", "krone"], ["sister", "aunt"], ["son", "daughter"]], "prefix": "family"}
{"stem": ["policeman", "policewoman"], "answer": 2, "choice": [["Ukraine", "hryvnia"], ["father", "king"], ["prince", "princess"], ["she", "mother"]], "prefix": "family"}
{"stem": ["husband", "wife"], "answer": 2, "choice": [["Lilongwe", "Malawi"], ["woman", "princess"], ["king", "queen"], ["nephew", "his"]], "prefix": "family"}
{"stem": ["groom", "bride"], "answer": 0, "choice": [["he", "she"], ["Indianapolis", "Indiana"], ["niece", "granddaughter"], ["boy", "king"]], "prefix": "family"}
{"stem": ["king", "queen"], "answer": 0, "choice": [["man", "woman"], ["prince", "husband"], ["stepmother", "princess"], ["Tripoli", "Libya"]], "prefix": "family"}
{"stem": ["boy", "girl"], "answer": 3, "choice": [["nephew", "stepfather"], ["Tallinn", "Estonia"], ["stepmother", "daughter"], ["brother", "sister"]], "prefix": "family"}
{"stem": ["brother", "sister"], "answer": 3, "choice": [["Tunis", "Tunisia"], ["stepsister", "granddaughter"], ["uncle", "groom"], ["brothers", "sisters"]], "prefix": "family"}
{"stem": ["sons", "daughters"], "answer": 1, "choice": [["sister", "granddaughter"], ["stepbrother", "stepsister"], ["father", "brother"], ["Jacksonville", "Florida"]], "prefix": "family"}
{"stem": ["Belarus", "Belorussian"], "answer": 3, "choice": [["singing", "sang"], ["Moldova", "Israel"], ["Macedonian", "Polish"], ["Brazil", "Brazilian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Mexico", "Mexican"], "answer": 2, "choice": [["Poland", "Spain"], ["implement", "implementing"], ["Moldova", "Moldovan"], ["Macedonian", "Thai"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Poland", "Polish"], "answer": 2, "choice": [["Moldovan", "Thai"], ["playing", "played"], ["Portugal", "Portuguese"], ["Peru", "Colombia"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Italy", "Italian"], "answer": 2, "choice": [["France", "Netherlands"], ["Swedish", "Danish"], ["Japan", "Japanese"], ["melon", "melons"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Chile", "Chilean"], "answer": 1, "choice": [["easy", "easier"], ["China", "Chinese"], ["Austrian", "Peruvian"], ["Italy", "Spain"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Argentina", "Argentinean"], "answer": 2, "choice": [["talk", "talks"], ["Iceland", "Chile"], ["Australia", "Australian"], ["Spanish", "Chinese"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["India", "Indian"], "answer": 0, "choice": [["Ireland", "Irish"], ["Chilean", "Danish"], ["seeing", "saw"], ["Poland", "Israel"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Ireland", "Irish"], "answer": 1, "choice": [["play", "plays"], ["Israel", "Israeli"], ["Bulgaria", "Austria"], ["Macedonian", "Maltese"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Egypt", "Egyptian"], "answer": 3, "choice": [["Portugal", "Korea"], ["generate", "generating"], ["Swedish", "Polish"], ["England", "English"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Switzerland", "Swiss"], "answer": 0, "choice": [["Thailand", "Thai"], ["Macedonia", "China"], ["swim", "swimming"], ["Icelandic", "Croatian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Russia", "Russian"], "answer": 1, "choice": [["Chilean", "Dutch"], ["Slovakia", "Slovakian"], ["paying", "paid"], ["Norway", "Malta"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Australia", "Australian"], "answer": 3, "choice": [["increase", "increases"], ["Moldovan", "French"], ["Slovakia", "Moldova"], ["Austria", "Austrian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Croatia", "Croatian"], "answer": 3, "choice": [["England", "Switzerland"], ["logical", "illogical"], ["Icelandic", "English"], ["Denmark", "Danish"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Cambodia", "Cambodian"], "answer": 2, "choice": [["England", "India"], ["Macedonian", "Polish"], ["Chile", "Chilean"], ["predict", "predicts"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Greece", "Greek"], "answer": 0, "choice": [["Iceland", "Icelandic"], ["think", "thinking"], ["Moldova", "Japan"], ["Macedonian", "Irish"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Korea", "Korean"], "answer": 3, "choice": [["Portuguese", "Thai"], ["old", "older"], ["Poland", "Netherlands"], ["Macedonia", "Macedonian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Colombia", "Colombian"], "answer": 0, "choice": [["Croatia", "Croatian"], ["Portuguese", "Cambodian"], ["jumping", "jumped"], ["England", "Ukraine"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Ukraine", "Ukrainian"], "answer": 0, "choice": [["Albania", "Albanian"], ["typical", "typically"], ["Spanish", "Swiss"], ["Norway", "Croatia"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Norway", "Norwegian"], "answer": 0, "choice": [["Peru", "Peruvian"], ["onion", "onions"], ["France", "Netherlands"], ["Argentinean", "Australian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Portugal", "Portuguese"], "answer": 2, "choice": [["Australia", "Egypt"], ["Spanish", "Peruvian"], ["Russia", "Russian"], ["describe", "describing"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["France", "French"], "answer": 0, "choice": [["Germany", "German"], ["mango", "mangoes"], ["England", "Albania"], ["Belorussian", "Brazilian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["England", "English"], "answer": 1, "choice": [["Ukrainian", "Chinese"], ["France", "French"], ["selling", "sold"], ["Poland", "Sweden"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Israel", "Israeli"], "answer": 3, "choice": [["Moldova", "Moldova"], ["eagle", "eagles"], ["Portuguese", "Irish"], ["Italy", "Italian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Moldova", "Moldovan"], "answer": 3, "choice": [["known", "unknown"], ["Portuguese", "Slovakian"], ["Cambodia", "Albania"], ["Netherlands", "Dutch"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Albania", "Albanian"], "answer": 0, "choice": [["Argentina", "Argentinean"], ["smart", "smarter"], ["Bulgarian", "Cambodian"], ["Cambodia", "Ukraine"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Bulgaria", "Bulgarian"], "answer": 1, "choice": [["Spanish", "Colombian"], ["Cambodia", "Cambodian"], ["Macedonia", "Chile"], ["competitive", "uncompetitive"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["China", "Chinese"], "answer": 0, "choice": [["Colombia", "Colombian"], ["high", "highest"], ["Macedonia", "Ireland"], ["Japanese", "French"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Germany", "German"], "answer": 1, "choice": [["read", "reading"], ["Greece", "Greek"], ["Albanian", "Croatian"], ["Ireland", "Netherlands"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Slovakia", "Slovakian"], "answer": 1, "choice": [["tough", "tougher"], ["Spain", "Spanish"], ["Iceland", "Albania"], ["Argentinean", "Swiss"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Spain", "Spanish"], "answer": 2, "choice": [["Belarus", "Egypt"], ["Argentinean", "German"], ["Sweden", "Swedish"], ["playing", "played"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Malta", "Maltese"], "answer": 3, "choice": [["Greek", "Chinese"], ["bright", "brighter"], ["Bulgaria", "Egypt"], ["Mexico", "Mexican"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Thailand", "Thai"], "answer": 1, "choice": [["Bulgarian", "Cambodian"], ["Ukraine", "Ukrainian"], ["Italy", "Egypt"], ["logical", "illogical"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Iceland", "Icelandic"], "answer": 2, "choice": [["go", "going"], ["Russian", "Thai"], ["India", "Indian"], ["Cambodia", "Israel"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Austria", "Austrian"], "answer": 3, "choice": [["Moldova", "Greece"], ["read", "reading"], ["Norwegian", "Brazilian"], ["Belarus", "Belorussian"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Sweden", "Swedish"], "answer": 2, "choice": [["Thailand", "Colombia"], ["Norwegian", "Dutch"], ["Switzerland", "Swiss"], ["comfortable", "uncomfortable"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Peru", "Peruvian"], "answer": 1, "choice": [["sit", "sitting"], ["Poland", "Polish"], ["Austrian", "Indian"], ["England", "Brazil"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Netherlands", "Dutch"], "answer": 1, "choice": [["Cambodia", "Japan"], ["Norway", "Norwegian"], ["hard", "harder"], ["Albanian", "English"]], "prefix": "gram6-nationality-adjective"}
{"stem": ["Chicago", "Illinois"], "answer": 0, "choice": [["Houston", "Texas"], ["Louisiana", "Tennessee"], ["Sweden", "krona"], ["Mesa", "Plano"]], "prefix": "city-in-state"}
{"stem": ["Pittsburgh", "Pennsylvania"], "answer": 0, "choice": [["Lexington", "Kentucky"], ["Tulsa", "Miami"], ["Colorado", "California"], ["sons", "daughters"]], "prefix": "city-in-state"}
{"stem": ["Madison", "Wisconsin"], "answer": 1, "choice": [["king", "queen"], ["Lubbock", "Texas"], ["Denver", "Irving"], ["Colorado", "Indiana"]], "prefix": "city-in-state"}
{"stem": ["Philadelphia", "Pennsylvania"], "answer": 3, "choice": [["Angola", "kwanza"], ["Baltimore", "Madison"], ["Kentucky", "Oregon"], ["Phoenix", "Arizona"]], "prefix": "city-in-state"}
{"stem": ["Glendale", "Arizona"], "answer": 2, "choice": [["Argentina", "peso"], ["Ohio", "Nevada"], ["Hialeah", "Florida"], ["Tallahassee", "Garland"]], "prefix": "city-in-state"}
{"stem": ["Cleveland", "Ohio"], "answer": 1, "choice": [["Florida", "Pennsylvania"], ["Minneapolis", "Minnesota"], ["India", "rupee"], ["Baltimore", "Cincinnati"]], "prefix": "city-in-state"}
{"stem": ["Tacoma", "Washington"], "answer": 2, "choice": [["Sweden", "krona"], ["Michigan", "Indiana"], ["Oxnard", "California"], ["Fremont", "Bakersfield"]], "prefix": "city-in-state"}
{"stem": ["Jacksonville", "Florida"], "answer": 1, "choice": [["Alaska", "California"], ["Indianapolis", "Indiana"], ["Macedonia", "denar"], ["Nashville", "Honolulu"]], "prefix": "city-in-state"}
{"stem": ["Boston", "Massachusetts"], "answer": 1, "choice": [["Hawaii", "Pennsylvania"], ["Seattle", "Washington"], ["Orlando", "Anaheim"], ["Croatia", "kuna"]], "prefix": "city-in-state"}
{"stem": ["Memphis", "Tennessee"], "answer": 1, "choice": [["Cleveland", "Irving"], ["Boston", "Massachusetts"], ["Alaska", "Georgia"], ["brothers", "sisters"]], "prefix": "city-in-state"}
{"stem": ["Anchorage", "Alaska"], "answer": 0, "choice": [["Toledo", "Ohio"], ["Hawaii", "Pennsylvania"], ["Minneapolis", "Memphis"], ["grandson", "granddaughter"]], "prefix": "city-in-state"}
{"stem": ["Honolulu", "Hawaii"], "answer": 0, "choice": [["Pittsburgh", "Pennsylvania"], ["Alaska", "Indiana"], ["prince", "princess"], ["Wichita", "Madison"]], "prefix": "city-in-state"}
{"stem": ["Sacramento", "California"], "answer": 3, "choice": [["dad", "mom"], ["Henderson", "Fresno"], ["Louisiana", "Tennessee"], ["Mesa", "Arizona"]], "prefix": "city-in-state"}
{"stem": ["Austin", "Texas"], "answer": 1, "choice": [["Romania", "leu"], ["Detroit", "Michigan"], ["Florida", "Nevada"], ["Plano", "Akron"]], "prefix": "city-in-state"}
{"stem": ["Fontana", "California"], "answer": 0, "choice": [["Akron", "Ohio"], ["nephew", "niece"], ["Michigan", "Wisconsin"], ["Tulsa", "Madison"]], "prefix": "city-in-state"}
{"stem": ["Miami", "Florida"], "answer": 1, "choice": [["Canada", "dollar"], ["Tulsa", "Oklahoma"], ["Nashville", "Glendale"], ["Nebraska", "Kansas"]], "prefix": "city-in-state"}
{"stem": ["Baltimore", "Maryland"], "answer": 3, "choice": [["Garland", "Tampa"], ["Nebraska", "Pennsylvania"], ["Cambodia", "riel"], ["Nashville", "Tennessee"]], "prefix": "city-in-state"}
{"stem": ["Oakland", "California"], "answer": 2, "choice": [["Hawaii", "Nevada"], ["Argentina", "peso"], ["Cleveland", "Ohio"], ["Hialeah", "Spokane"]], "prefix": "city-in-state"}
{"stem": ["Minneapolis", "Minnesota"], "answer": 1, "choice": [["Colorado", "Maryland"], ["Wichita", "Kansas"], ["Pittsburgh", "Reno"], ["husband", "wife"]], "prefix": "city-in-state"}
{"stem": ["Reno", "Nevada"], "answer": 1, "choice": [["Kentucky", "Maryland"], ["Scottsdale", "Arizona"], ["Chicago", "Tampa"], ["Romania", "leu"]], "prefix": "city-in-state"}
{"stem": ["Spokane", "Washington"], "answer": 3, "choice": [["Tallahassee", "Miami"], ["prince", "princess"], ["Oklahoma", "Pennsylvania"], ["Modesto", "California"]], "prefix": "city-in-state"}
{"stem": ["Toledo", "Ohio"], "answer": 2, "choice": [["Hawaii", "Nevada"], ["Croatia", "kuna"], ["Plano", "Texas"], ["Chandler", "Irving"]], "prefix": "city-in-state"}
{"stem": ["Glendale", "California"], "answer": 2, "choice": [["Bulgaria", "lev"], ["Oklahoma", "Nevada"], ["Tallahassee", "Florida"], ["Orlando", "Irvine"]], "prefix": "city-in-state"}
{"stem": ["Laredo", "Texas"], "answer": 2, "choice": [["Indianapolis", "Irvine"], ["his", "her"], ["Chandler", "Arizona"], ["Michigan", "Oregon"]], "prefix": "city-in-state"}
{"stem": ["Fresno", "California"], "answer": 2, "choice": [["Florida", "Indiana"], ["grandpa", "grandma"], ["Mesa", "Arizona"], ["Omaha", "Cincinnati"]], "prefix": "city-in-state"}
{"stem": ["Tallahassee", "Florida"], "answer": 3, "choice": [["Alaska", "Maryland"], ["Cleveland", "Madison"], ["Bulgaria", "lev"], ["Huntsville", "Alabama"]], "prefix": "city-in-state"}
{"stem": ["Akron", "Ohio"], "answer": 2, "choice": [["Nebraska", "Oregon"], ["Tacoma", "Oxnard"], ["Amarillo", "Texas"], ["Thailand", "baht"]], "prefix": "city-in-state"}
{"stem": ["Arlington", "Texas"], "answer": 2, "choice": [["Ohio", "Massachusetts"], ["Detroit", "Madison"], ["Bakersfield", "California"], ["Poland", "zloty"]], "prefix": "city-in-state"}
{"stem": ["Chandler", "Arizona"], "answer": 0, "choice": [["Madison", "Wisconsin"], ["Russia", "ruble"], ["Washington", "Kansas"], ["Seattle", "Sacramento"]], "prefix": "city-in-state"}
{"stem": ["Shreveport", "Louisiana"], "answer": 0, "choice": [["Tacoma", "Washington"], ["Lubbock", "Anaheim"], ["Michigan", "Georgia"], ["Denmark", "krone"]], "prefix": "city-in-state"}
{"stem": ["Irving", "Texas"], "answer": 1, "choice": [["Louisiana", "Nevada"], ["Fremont", "California"], ["uncle", "aunt"], ["Omaha", "Garland"]], "prefix": "city-in-state"}
{"stem": ["Louisville", "Kentucky"], "answer": 0, "choice": [["Milwaukee", "Wisconsin"], ["Tucson", "Spokane"], ["Minnesota", "Indiana"], ["grandson", "granddaughter"]], "prefix": "city-in-state"}
{"stem": ["Nashville", "Tennessee"], "answer": 1, "choice": [["Alabama", "Illinois"], ["Louisville", "Kentucky"], ["he", "she"], ["Fontana", "Akron"]], "prefix": "city-in-state"}
{"stem": ["Phoenix", "Arizona"], "answer": 3, "choice": [["Romania", "leu"], ["Nebraska", "Indiana"], ["Arlington", "Fresno"], ["Dallas", "Texas"]], "prefix": "city-in-state"}
{"stem": ["Bakersfield", "California"], "answer": 1, "choice": [["Michigan", "Wisconsin"], ["Tampa", "Florida"], ["Fremont", "Huntsville"], ["stepfather", "stepmother"]], "prefix": "city-in-state"}
{"stem": ["Amarillo", "Texas"], "answer": 3, "choice": [["Fremont", "Huntsville"], ["man", "woman"], ["Alaska", "Kansas"], ["Glendale", "California"]], "prefix": "city-in-state"}
{"stem": ["Plano", "Texas"], "answer": 1, "choice": [["Ukraine", "hryvnia"], ["Henderson", "Nevada"], ["Wichita", "Atlanta"], ["Kentucky", "Indiana"]], "prefix": "city-in-state"}
{"stem": ["Modesto", "California"], "answer": 1, "choice": [["Minnesota", "Texas"], ["Shreveport", "Louisiana"], ["Tacoma", "Plano"], ["Macedonia", "denar"]], "prefix": "city-in-state"}
{"stem": ["Lubbock", "Texas"], "answer": 2, "choice": [["Mexico", "peso"], ["Tallahassee", "Atlanta"], ["Glendale", "Arizona"], ["Ohio", "Indiana"]], "prefix": "city-in-state"}
{"stem": ["Hialeah", "Florida"], "answer": 2, "choice": [["he", "she"], ["Indianapolis", "Madison"], ["Reno", "Nevada"], ["Michigan", "Kansas"]], "prefix": "city-in-state"}
{"stem": ["Tampa", "Florida"], "answer": 2, "choice": [["Louisiana", "Pennsylvania"], ["his", "her"], ["Anaheim", "California"], ["Tallahassee", "Austin"]], "prefix": "city-in-state"}
{"stem": ["Detroit", "Michigan"], "answer": 1, "choice": [["Hawaii", "Arizona"], ["Memphis", "Tennessee"], ["Cleveland", "Dallas"], ["Malaysia", "ringgit"]], "prefix": "city-in-state"}
{"stem": ["Denver", "Colorado"], "answer": 2, "choice": [["Ohio", "Arizona"], ["Indianapolis", "Tampa"], ["Baltimore", "Maryland"], ["grandfather", "grandmother"]], "prefix": "city-in-state"}
{"stem": ["Stockton", "California"], "answer": 3, "choice": [["Mesa", "Memphis"], ["Michigan", "Indiana"], ["grandson", "granddaughter"], ["Cincinnati", "Ohio"]], "prefix": "city-in-state"}
{"stem": ["Orlando", "Florida"], "answer": 3, "choice": [["Oklahoma", "Indiana"], ["policeman", "policewoman"], ["Boston", "Garland"], ["Laredo", "Texas"]], "prefix": "city-in-state"}
{"stem": ["Indianapolis", "Indiana"], "answer": 3, "choice": [["Wichita", "Irving"], ["Oklahoma", "California"], ["Argentina", "peso"], ["Austin", "Texas"]], "prefix": "city-in-state"}
{"stem": ["Fremont", "California"], "answer": 3, "choice": [["policeman", "policewoman"], ["Tulsa", "Madison"], ["Hawaii", "Wisconsin"], ["Spokane", "Washington"]], "prefix": "city-in-state"}
{"stem": ["Houston", "Texas"], "answer": 0, "choice": [["Philadelphia", "Pennsylvania"], ["Washington", "Massachusetts"], ["Arlington", "Irvine"], ["Mexico", "peso"]], "prefix": "city-in-state"}
{"stem": ["Huntsville", "Alabama"], "answer": 2, "choice": [["Nebraska", "Texas"], ["Hialeah", "Oxnard"], ["Worcester", "Massachusetts"], ["Japan", "yen"]], "prefix": "city-in-state"}
{"stem": ["Oxnard", "California"], "answer": 0, "choice": [["Akron", "Ohio"], ["Toledo", "Shreveport"], ["Minnesota", "Massachusetts"], ["brothers", "sisters"]], "prefix": "city-in-state"}
{"stem": ["Dallas", "Texas"], "answer": 1, "choice": [["Portland", "Louisville"], ["Jacksonville", "Florida"], ["Denmark", "krone"], ["Alabama", "Georgia"]], "prefix": "city-in-state"}
{"stem": ["Mesa", "Arizona"], "answer": 2, "choice": [["Henderson", "Anaheim"], ["Nebraska", "Kansas"], ["Atlanta", "Georgia"], ["India", "rupee"]], "prefix": "city-in-state"}
{"stem": ["Worcester", "Massachusetts"], "answer": 0, "choice": [["Chicago", "Illinois"], ["Minnesota", "Pennsylvania"], ["Portland", "Phoenix"], ["Japan", "yen"]], "prefix": "city-in-state"}
{"stem": ["Portland", "Oregon"], "answer": 3, "choice": [["Modesto", "Irving"], ["policeman", "policewoman"], ["Washington", "Indiana"], ["Tucson", "Arizona"]], "prefix": "city-in-state"}
{"stem": ["Milwaukee", "Wisconsin"], "answer": 0, "choice": [["Portland", "Oregon"], ["father", "mother"], ["Seattle", "Honolulu"], ["Ohio", "Nevada"]], "prefix": "city-in-state"}
{"stem": ["Wichita", "Kansas"], "answer": 3, "choice": [["Baltimore", "Stockton"], ["Bulgaria", "lev"], ["Minnesota", "Illinois"], ["Arlington", "Texas"]], "prefix": "city-in-state"}
{"stem": ["Scottsdale", "Arizona"], "answer": 0, "choice": [["Irving", "Texas"], ["Pittsburgh", "Shreveport"], ["Vietnam", "dong"], ["Nebraska", "Pennsylvania"]], "prefix": "city-in-state"}
{"stem": ["Atlanta", "Georgia"], "answer": 1, "choice": [["Florida", "Pennsylvania"], ["Omaha", "Nebraska"], ["brothers", "sisters"], ["Hialeah", "Huntsville"]], "prefix": "city-in-state"}
{"stem": ["Seattle", "Washington"], "answer": 0, "choice": [["Denver", "Colorado"], ["Tucson", "Akron"], ["Poland", "zloty"], ["California", "Arizona"]], "prefix": "city-in-state"}
{"stem": ["Tucson", "Arizona"], "answer": 0, "choice": [["Fresno", "California"], ["Oklahoma", "Illinois"], ["prince", "princess"], ["Minneapolis", "Dallas"]], "prefix": "city-in-state"}
{"stem": ["Henderson", "Nevada"], "answer": 0, "choice": [["Orlando", "Florida"], ["Washington", "Indiana"], ["Seattle", "Scottsdale"], ["uncle", "aunt"]], "prefix": "city-in-state"}
{"stem": ["Omaha", "Nebraska"], "answer": 0, "choice": [["Miami", "Florida"], ["Ohio", "Georgia"], ["Modesto", "Bakersfield"], ["Vietnam", "dong"]], "prefix": "city-in-state"}
{"stem": ["Canada", "dollar"], "answer": 3, "choice": [["Mexico", "Sweden"], ["Canberra", "Australia"], ["lats", "naira"], ["Croatia", "kuna"]], "prefix": "currency"}
{"stem": ["Europe", "euro"], "answer": 3, "choice": [["rial", "ruble"], ["Glendale", "California"], ["Romania", "India"], ["Hungary", "forint"]], "prefix": "currency"}
{"stem": ["Mexico", "peso"], "answer": 1, "choice": [["USA", "Poland"], ["Nigeria", "naira"], ["lev", "leu"], ["Berlin", "Germany"]], "prefix": "currency"}
{"stem": ["Japan", "yen"], "answer": 3, "choice": [["Berlin", "Germany"], ["Thailand", "Malaysia"], ["riel", "peso"], ["Korea", "won"]], "prefix": "currency"}
{"stem": ["Angola", "kwanza"], "answer": 1, "choice": [["Belmopan", "Belize"], ["Argentina", "peso"], ["riel", "ringgit"], ["Latvia", "Sweden"]], "prefix": "currency"}
{"stem": ["Hungary", "forint"], "answer": 3, "choice": [["Bulgaria", "Croatia"], ["uncle", "aunt"], ["yen", "zloty"], ["India", "rupee"]], "prefix": "currency"}
{"stem": ["Algeria", "dinar"], "answer": 2, "choice": [["ringgit", "denar"], ["Vietnam", "Japan"], ["Angola", "kwanza"], ["Austin", "Texas"]], "prefix": "currency"}
{"stem": ["Thailand", "baht"], "answer": 0, "choice": [["Ukraine", "hryvnia"], ["Bulgaria", "India"], ["uncle", "aunt"], ["dong", "ruble"]], "prefix": "currency"}
{"stem": ["Vietnam", "dong"], "answer": 3, "choice": [["Oslo", "Norway"], ["Poland", "Poland"], ["lev", "leu"], ["Algeria", "dinar"]], "prefix": "currency"}
{"stem": ["Armenia", "dram"], "answer": 1, "choice": [["Latvia", "Ukraine"], ["Brazil", "real"], ["Spokane", "Washington"], ["hryvnia", "peso"]], "prefix": "currency"}
{"stem": ["Argentina", "peso"], "answer": 2, "choice": [["kwanza", "baht"], ["policeman", "policewoman"], ["Armenia", "dram"], ["Bulgaria", "Macedonia"]], "prefix": "currency"}
{"stem": ["Sweden", "krona"], "answer": 0, "choice": [["Thailand", "baht"], ["Dallas", "Texas"], ["rial", "zloty"], ["Macedonia", "Angola"]], "prefix": "currency"}
{"stem": ["Macedonia", "denar"], "answer": 0, "choice": [["Malaysia", "ringgit"], ["Romania", "Brazil"], ["yen", "forint"], ["Tampa", "Florida"]], "prefix": "currency"}
{"stem": ["Latvia", "lats"], "answer": 3, "choice": [["yen", "peso"], ["Bulgaria", "Malaysia"], ["Bern", "Switzerland"], ["Lithuania", "litas"]], "prefix": "currency"}
{"stem": ["Malaysia", "ringgit"], "answer": 1, "choice": [["rupee", "ruble"], ["Mexico", "peso"], ["Canada", "Macedonia"], ["Moscow", "Russia"]], "prefix": "currency"}
{"stem": ["USA", "dollar"], "answer": 1, "choice": [["stepson", "stepdaughter"], ["Vietnam", "dong"], ["riel", "euro"], ["Romania", "Sweden"]], "prefix": "currency"}
{"stem": ["Korea", "won"], "answer": 3, "choice": [["krone", "peso"], ["Havana", "Cuba"], ["Algeria", "Iran"], ["Latvia", "lats"]], "prefix": "currency"}
{"stem": ["Denmark", "krone"], "answer": 3, "choice": [["kuna", "leu"], ["grandpa", "grandma"], ["Romania", "Angola"], ["Europe", "euro"]], "prefix": "currency"}
{"stem": ["Brazil", "real"], "answer": 2, "choice": [["Cleveland", "Ohio"], ["Lithuania", "Poland"], ["Bulgaria", "lev"], ["riel", "dinar"]], "prefix": "currency"}
{"stem": ["Ukraine", "hryvnia"], "answer": 1, "choice": [["yen", "won"], ["USA", "dollar"], ["he", "she"], ["Europe", "India"]], "prefix": "currency"}
{"stem": ["Lithuania", "litas"], "answer": 2, "choice": [["Havana", "Cuba"], ["krone", "dinar"], ["Macedonia", "denar"], ["Hungary", "Nigeria"]], "prefix": "currency"}
{"stem": ["India", "rupee"], "answer": 2, "choice": [["litas", "peso"], ["grandson", "granddaughter"], ["Iran", "rial"], ["Thailand", "Macedonia"]], "prefix": "currency"}
{"stem": ["Cambodia", "riel"], "answer": 1, "choice": [["Hungary", "Japan"], ["Canada", "dollar"], ["kuna", "leu"], ["king", "queen"]], "prefix": "currency"}
{"stem": ["Russia", "ruble"], "answer": 3, "choice": [["dollar", "lev"], ["Madrid", "Spain"], ["Bulgaria", "Croatia"], ["Sweden", "krona"]], "prefix": "currency"}
{"stem": ["Nigeria", "naira"], "answer": 2, "choice": [["Kampala", "Uganda"], ["litas", "dram"], ["Poland", "zloty"], ["Latvia", "Japan"]], "prefix": "currency"}
{"stem": ["Iran", "rial"], "answer": 3, "choice": [["kuna", "euro"], ["Cairo", "Egypt"], ["USA", "Croatia"], ["Japan", "yen"]], "prefix": "currency"}
{"stem": ["Bulgaria", "lev"], "answer": 1, "choice": [["Macedonia", "Angola"], ["Cambodia", "riel"], ["Kathmandu", "Nepal"], ["hryvnia", "dram"]], "prefix": "currency"}
{"stem": ["go", "goes"], "answer": 3, "choice": [["sitting", "sat"], ["sing", "walk"], ["sits", "listens"], ["implement", "implements"]], "prefix": "gram9-plural-verbs"}
{"stem": ["sing", "sings"], "answer": 1, "choice": [["shuffles", "listens"], ["sit", "sits"], ["eat", "scream"], ["looking", "looked"]], "prefix": "gram9-plural-verbs"}
{"stem": ["enhance", "enhances"], "answer": 1, "choice": [["goes", "swims"], ["estimate", "estimates"], ["sit", "see"], ["safe", "safer"]], "prefix": "gram9-plural-verbs"}
{"stem": ["walk", "walks"], "answer": 0, "choice": [["work", "works"], ["eat", "slow"], ["increases", "predicts"], ["productive", "unproductive"]], "prefix": "gram9-plural-verbs"}
{"stem": ["sit", "sits"], "answer": 3, "choice": [["speaks", "plays"], ["think", "describe"], ["shuffle", "shuffling"], ["slow", "slows"]], "prefix": "gram9-plural-verbs"}
{"stem": ["talk", "talks"], "answer": 1, "choice": [["writes", "listens"], ["think", "thinks"], ["generate", "say"], ["writing", "wrote"]], "prefix": "gram9-plural-verbs"}
{"stem": ["work", "works"], "answer": 2, "choice": [["lion", "lions"], ["sing", "vanish"], ["write", "writes"], ["screams", "listens"]], "prefix": "gram9-plural-verbs"}
{"stem": ["estimate", "estimates"], "answer": 1, "choice": [["decreases", "eats"], ["find", "finds"], ["describe", "see"], ["bird", "birds"]], "prefix": "gram9-plural-verbs"}
{"stem": ["provide", "provides"], "answer": 1, "choice": [["go", "search"], ["say", "says"], ["decreases", "estimates"], ["pear", "pears"]], "prefix": "gram9-plural-verbs"}
{"stem": ["eat", "eats"], "answer": 1, "choice": [["Slovakia", "Slovakian"], ["enhance", "enhances"], ["speaks", "sees"], ["decrease", "slow"]], "prefix": "gram9-plural-verbs"}
{"stem": ["write", "writes"], "answer": 1, "choice": [["sure", "unsure"], ["decrease", "decreases"], ["enhance", "see"], ["goes", "estimates"]], "prefix": "gram9-plural-verbs"}
{"stem": ["say", "says"], "answer": 0, "choice": [["scream", "screams"], ["big", "biggest"], ["generate", "find"], ["speaks", "describes"]], "prefix": "gram9-plural-verbs"}
{"stem": ["predict", "predicts"], "answer": 2, "choice": [["enhance", "scream"], ["decreases", "talks"], ["provide", "provides"], ["Ireland", "Irish"]], "prefix": "gram9-plural-verbs"}
{"stem": ["speak", "speaks"], "answer": 3, "choice": [["provide", "scream"], ["decreases", "walks"], ["fly", "flying"], ["swim", "swims"]], "prefix": "gram9-plural-verbs"}
{"stem": ["vanish", "vanishes"], "answer": 0, "choice": [["walk", "walks"], ["enhances", "predicts"], ["most", "mostly"], ["go", "play"]], "prefix": "gram9-plural-verbs"}
{"stem": ["listen", "listens"], "answer": 0, "choice": [["play", "plays"], ["decrease", "increase"], ["speaks", "walks"], ["woman", "women"]], "prefix": "gram9-plural-verbs"}
{"stem": ["swim", "swims"], "answer": 0, "choice": [["talk", "talks"], ["Moldova", "Moldovan"], ["goes", "describes"], ["think", "see"]], "prefix": "gram9-plural-verbs"}
{"stem": ["find", "finds"], "answer": 3, "choice": [["efficient", "efficiently"], ["decreases", "listens"], ["sit", "slow"], ["generate", "generates"]], "prefix": "gram9-plural-verbs"}
{"stem": ["implement", "implements"], "answer": 1, "choice": [["look", "looking"], ["increase", "increases"], ["provide", "predict"], ["writes", "talks"]], "prefix": "gram9-plural-verbs"}
{"stem": ["think", "thinks"], "answer": 2, "choice": [["enhance", "predict"], ["warm", "warmest"], ["vanish", "vanishes"], ["decreases", "shuffles"]], "prefix": "gram9-plural-verbs"}
{"stem": ["decrease", "decreases"], "answer": 2, "choice": [["eat", "swim"], ["rapid", "rapidly"], ["describe", "describes"], ["provides", "plays"]], "prefix": "gram9-plural-verbs"}
{"stem": ["scream", "screams"], "answer": 3, "choice": [["sing", "see"], ["decreasing", "decreased"], ["provides", "estimates"], ["search", "searches"]], "prefix": "gram9-plural-verbs"}
{"stem": ["shuffle", "shuffles"], "answer": 1, "choice": [["pleasant", "unpleasant"], ["sing", "sings"], ["provide", "vanish"], ["enhances", "walks"]], "prefix": "gram9-plural-verbs"}
{"stem": ["slow", "slows"], "answer": 3, "choice": [["sleeping", "slept"], ["searches", "shuffles"], ["work", "describe"], ["speak", "speaks"]], "prefix": "gram9-plural-verbs"}
{"stem": ["increase", "increases"], "answer": 1, "choice": [["provide", "search"], ["listen", "listens"], ["speaks", "eats"], ["efficient", "efficiently"]], "prefix": "gram9-plural-verbs"}
{"stem": ["describe", "describes"], "answer": 3, "choice": [["cloud", "clouds"], ["sits", "estimates"], ["sing", "scream"], ["eat", "eats"]], "prefix": "gram9-plural-verbs"}
{"stem": ["search", "searches"], "answer": 1, "choice": [["shuffles", "predicts"], ["see", "sees"], ["write", "walk"], ["fortunate", "unfortunate"]], "prefix": "gram9-plural-verbs"}
{"stem": ["happy", "happily"], "answer": 0, "choice": [["immediate", "immediately"], ["apparent", "sudden"], ["selling", "sold"], ["rarely", "infrequently"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["rapid", "rapidly"], "answer": 0, "choice": [["rare", "rarely"], ["professionally", "infrequently"], ["precise", "safe"], ["England", "English"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["lucky", "luckily"], "answer": 2, "choice": [["fast", "faster"], ["happy", "usual"], ["most", "mostly"], ["immediately", "amazingly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["quiet", "quietly"], "answer": 0, "choice": [["rapid", "rapidly"], ["eagle", "eagles"], ["furious", "complete"], ["typically", "amazingly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["infrequent", "infrequently"], "answer": 3, "choice": [["child", "children"], ["furiously", "unfortunately"], ["reluctant", "immediate"], ["lucky", "luckily"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["immediate", "immediately"], "answer": 0, "choice": [["infrequent", "infrequently"], ["efficiently", "safely"], ["fortunate", "fortunate"], ["tall", "tallest"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["serious", "seriously"], "answer": 0, "choice": [["slow", "slowly"], ["hitting", "hit"], ["quietly", "luckily"], ["cheerful", "calm"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["amazing", "amazingly"], "answer": 3, "choice": [["swiftly", "reluctantly"], ["fortunate", "rapid"], ["rational", "irrational"], ["apparent", "apparently"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["professional", "professionally"], "answer": 3, "choice": [["young", "youngest"], ["cheerful", "lucky"], ["precisely", "fortunately"], ["quick", "quickly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["swift", "swiftly"], "answer": 0, "choice": [["typical", "typically"], ["precisely", "occasionally"], ["Austria", "Austrian"], ["unfortunate", "sudden"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["fortunate", "fortunately"], "answer": 2, "choice": [["tight", "tighter"], ["efficiently", "slowly"], ["free", "freely"], ["amazing", "sudden"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["quick", "quickly"], "answer": 2, "choice": [["professionally", "luckily"], ["fast", "faster"], ["quiet", "quietly"], ["cheerful", "fortunate"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["sudden", "suddenly"], "answer": 0, "choice": [["swift", "swiftly"], ["paying", "paid"], ["fortunate", "lucky"], ["furiously", "fortunately"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["occasional", "occasionally"], "answer": 0, "choice": [["possible", "possibly"], ["safe", "safer"], ["apparently", "rapidly"], ["amazing", "complete"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["unfortunate", "unfortunately"], "answer": 0, "choice": [["usual", "usually"], ["quickly", "luckily"], ["convincing", "unconvincing"], ["professional", "occasional"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["most", "mostly"], "answer": 3, "choice": [["professionally", "efficiently"], ["dollar", "dollars"], ["fortunate", "complete"], ["obvious", "obviously"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["free", "freely"], "answer": 2, "choice": [["calmly", "occasionally"], ["infrequent", "immediate"], ["furious", "furiously"], ["sharp", "sharpest"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["apparent", "apparently"], "answer": 0, "choice": [["calm", "calmly"], ["happy", "fortunate"], ["swiftly", "infrequently"], ["fortunate", "unfortunate"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["precise", "precisely"], "answer": 1, "choice": [["rarely", "occasionally"], ["professional", "professionally"], ["infrequent", "lucky"], ["weird", "weirdest"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["calm", "calmly"], "answer": 2, "choice": [["precise", "lucky"], ["immediately", "happily"], ["cheerful", "cheerfully"], ["bad", "worse"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["typical", "typically"], "answer": 1, "choice": [["high", "higher"], ["unfortunate", "unfortunately"], ["infrequent", "rare"], ["suddenly", "reluctantly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["obvious", "obviously"], "answer": 2, "choice": [["professionally", "infrequently"], ["happy", "sudden"], ["occasional", "occasionally"], ["looking", "looked"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["efficient", "efficiently"], "answer": 2, "choice": [["amazing", "lucky"], ["typically", "slowly"], ["fortunate", "fortunately"], ["swim", "swims"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["reluctant", "reluctantly"], "answer": 3, "choice": [["cheerfully", "slowly"], ["most", "calm"], ["eye", "eyes"], ["safe", "safely"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["possible", "possibly"], "answer": 2, "choice": [["unfortunate", "safe"], ["rarely", "fortunately"], ["precise", "precisely"], ["write", "writing"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["slow", "slowly"], "answer": 3, "choice": [["swiftly", "infrequently"], ["most", "usual"], ["swim", "swims"], ["sudden", "suddenly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["safe", "safely"], "answer": 0, "choice": [["serious", "seriously"], ["furious", "calm"], ["apparently", "infrequently"], ["generate", "generates"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["furious", "furiously"], "answer": 2, "choice": [["Chile", "Chilean"], ["unfortunate", "usual"], ["happy", "happily"], ["quickly", "slowly"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["cheerful", "cheerfully"], "answer": 3, "choice": [["decided", "undecided"], ["most", "lucky"], ["professionally", "occasionally"], ["complete", "completely"]], "prefix": "gram1-adjective-to-adverb"}
{"stem": ["Madrid", "Spain"], "answer": 0, "choice": [["Moscow", "Russia"], ["Cambodia", "riel"], ["Canberra", "Athens"], ["Australia", "Japan"]], "prefix": "capital-common-countries"}
{"stem": ["Oslo", "Norway"], "answer": 1, "choice": [["Egypt", "Finland"], ["Ottawa", "Canada"], ["grandfather", "grandmother"], ["Cairo", "Islamabad"]], "prefix": "capital-common-countries"}
{"stem": ["Rome", "Italy"], "answer": 0, "choice": [["Stockholm", "Sweden"], ["Islamabad", "Hanoi"], ["France", "Greece"], ["Brazil", "real"]], "prefix": "capital-common-countries"}
{"stem": ["Helsinki", "Finland"], "answer": 3, "choice": [["Germany", "Sweden"], ["Japan", "yen"], ["Rome", "Madrid"], ["Islamabad", "Pakistan"]], "prefix": "capital-common-countries"}
{"stem": ["Paris", "France"], "answer": 3, "choice": [["son", "daughter"], ["Helsinki", "Beijing"], ["Germany", "China"], ["Rome", "Italy"]], "prefix": "capital-common-countries"}
{"stem": ["Canberra", "Australia"], "answer": 2, "choice": [["Moscow", "Berlin"], ["Iran", "rial"], ["Hanoi", "Vietnam"], ["England", "China"]], "prefix": "capital-common-countries"}
{"stem": ["London", "England"], "answer": 1, "choice": [["groom", "bride"], ["Madrid", "Spain"], ["Helsinki", "Athens"], ["Norway", "Greece"]], "prefix": "capital-common-countries"}
{"stem": ["Berlin", "Germany"], "answer": 2, "choice": [["Paris", "Stockholm"], ["stepbrother", "stepsister"], ["Bern", "Switzerland"], ["England", "Afghanistan"]], "prefix": "capital-common-countries"}
{"stem": ["Islamabad", "Pakistan"], "answer": 3, "choice": [["his", "her"], ["Norway", "Iran"], ["Havana", "Tehran"], ["Kabul", "Afghanistan"]], "prefix": "capital-common-countries"}
{"stem": ["Baghdad", "Iraq"], "answer": 2, "choice": [["Rome", "Beijing"], ["Australia", "Sweden"], ["Bangkok", "Thailand"], ["he", "she"]], "prefix": "capital-common-countries"}
{"stem": ["Ottawa", "Canada"], "answer": 0, "choice": [["Paris", "France"], ["father", "mother"], ["Australia", "Greece"], ["Rome", "Hanoi"]], "prefix": "capital-common-countries"}
{"stem": ["Beijing", "China"], "answer": 1, "choice": [["Macedonia", "denar"], ["Berlin", "Germany"], ["France", "Greece"], ["Canberra", "Rome"]], "prefix": "capital-common-countries"}
{"stem": ["Bangkok", "Thailand"], "answer": 3, "choice": [["husband", "wife"], ["Baghdad", "Hanoi"], ["France", "Finland"], ["Beijing", "China"]], "prefix": "capital-common-countries"}
{"stem": ["Stockholm", "Sweden"], "answer": 1, "choice": [["Bangkok", "Ottawa"], ["Tehran", "Iran"], ["Sweden", "krona"], ["Iraq", "Egypt"]], "prefix": "capital-common-countries"}
{"stem": ["Tokyo", "Japan"], "answer": 2, "choice": [["Italy", "Russia"], ["Paris", "Stockholm"], ["Athens", "Greece"], ["husband", "wife"]], "prefix": "capital-common-countries"}
{"stem": ["Cairo", "Egypt"], "answer": 2, "choice": [["Iraq", "Pakistan"], ["Moscow", "Stockholm"], ["Canberra", "Australia"], ["Thailand", "baht"]], "prefix": "capital-common-countries"}
{"stem": ["Kabul", "Afghanistan"], "answer": 3, "choice": [["Lithuania", "litas"], ["Canberra", "Madrid"], ["Switzerland", "Russia"], ["London", "England"]], "prefix": "capital-common-countries"}
{"stem": ["Tehran", "Iran"], "answer": 2, "choice": [["Iraq", "Afghanistan"], ["Moscow", "Beijing"], ["Tokyo", "Japan"], ["Denmark", "krone"]], "prefix": "capital-common-countries"}
{"stem": ["Bern", "Switzerland"], "answer": 2, "choice": [["Australia", "Afghanistan"], ["Paris", "Athens"], ["Cairo", "Egypt"], ["Europe", "euro"]], "prefix": "capital-common-countries"}
{"stem": ["Havana", "Cuba"], "answer": 2, "choice": [["Canada", "Switzerland"], ["Oslo", "Berlin"], ["Helsinki", "Finland"], ["man", "woman"]], "prefix": "capital-common-countries"}
{"stem": ["Moscow", "Russia"], "answer": 3, "choice": [["man", "woman"], ["London", "Ottawa"], ["Italy", "Egypt"], ["Oslo", "Norway"]], "prefix": "capital-common-countries"}
{"stem": ["generate", "generating"], "answer": 2, "choice": [["paying", "paid"], ["reading", "thinking"], ["go", "going"], ["look", "run"]], "prefix": "gram5-present-participle"}
{"stem": ["listen", "listening"], "answer": 0, "choice": [["look", "looking"], ["Brazil", "Brazilian"], ["write", "swim"], ["slowing", "singing"]], "prefix": "gram5-present-participle"}
{"stem": ["debug", "debugging"], "answer": 2, "choice": [["read", "swim"], ["small", "smallest"], ["decrease", "decreasing"], ["slowing", "singing"]], "prefix": "gram5-present-participle"}
{"stem": ["think", "thinking"], "answer": 2, "choice": [["cold", "colder"], ["invent", "swim"], ["vanish", "vanishing"], ["discovering", "screaming"]], "prefix": "gram5-present-participle"}
{"stem": ["say", "saying"], "answer": 1, "choice": [["loud", "louder"], ["scream", "screaming"], ["generating", "predicting"], ["implement", "run"]], "prefix": "gram5-present-participle"}
{"stem": ["write", "writing"], "answer": 2, "choice": [["implementing", "implemented"], ["reading", "increasing"], ["code", "coding"], ["generate", "discover"]], "prefix": "gram5-present-participle"}
{"stem": ["walk", "walking"], "answer": 2, "choice": [["Australia", "Australian"], ["go", "code"], ["write", "writing"], ["vanishing", "thinking"]], "prefix": "gram5-present-participle"}
{"stem": ["sing", "singing"], "answer": 1, "choice": [["decrease", "walk"], ["sit", "sitting"], ["smart", "smarter"], ["discovering", "swimming"]], "prefix": "gram5-present-participle"}
{"stem": ["slow", "slowing"], "answer": 0, "choice": [["swim", "swimming"], ["rat", "rats"], ["vanishing", "sitting"], ["sit", "code"]], "prefix": "gram5-present-participle"}
{"stem": ["fly", "flying"], "answer": 1, "choice": [["decreasing", "screaming"], ["generate", "generating"], ["simple", "simpler"], ["listen", "walk"]], "prefix": "gram5-present-participle"}
{"stem": ["shuffle", "shuffling"], "answer": 3, "choice": [["cow", "cows"], ["writing", "sitting"], ["listen", "vanish"], ["sing", "singing"]], "prefix": "gram5-present-participle"}
{"stem": ["move", "moving"], "answer": 0, "choice": [["play", "playing"], ["sit", "code"], ["inventing", "thinking"], ["cold", "coldest"]], "prefix": "gram5-present-participle"}
{"stem": ["see", "seeing"], "answer": 0, "choice": [["shuffle", "shuffling"], ["inventing", "playing"], ["cold", "coldest"], ["describe", "code"]], "prefix": "gram5-present-participle"}
{"stem": ["run", "running"], "answer": 0, "choice": [["say", "saying"], ["look", "debug"], ["Macedonia", "Macedonian"], ["slowing", "inventing"]], "prefix": "gram5-present-participle"}
{"stem": ["look", "looking"], "answer": 3, "choice": [["describing", "predicting"], ["Switzerland", "Swiss"], ["enhance", "run"], ["move", "moving"]], "prefix": "gram5-present-participle"}
{"stem": ["decrease", "decreasing"], "answer": 0, "choice": [["describe", "describing"], ["going", "screaming"], ["Italy", "Italian"], ["dance", "fly"]], "prefix": "gram5-present-participle"}
{"stem": ["sit", "sitting"], "answer": 1, "choice": [["quiet", "quietly"], ["slow", "slowing"], ["invent", "swim"], ["generating", "listening"]], "prefix": "gram5-present-participle"}
{"stem": ["predict", "predicting"], "answer": 0, "choice": [["read", "reading"], ["play", "slow"], ["old", "oldest"], ["shuffling", "sitting"]], "prefix": "gram5-present-participle"}
{"stem": ["read", "reading"], "answer": 0, "choice": [["run", "running"], ["writing", "swimming"], ["write", "predict"], ["shrinking", "shrank"]], "prefix": "gram5-present-participle"}
{"stem": ["scream", "screaming"], "answer": 3, "choice": [["discovering", "enhancing"], ["generate", "describe"], ["slowing", "slowed"], ["see", "seeing"]], "prefix": "gram5-present-participle"}
{"stem": ["go", "going"], "answer": 1, "choice": [["vanishing", "sitting"], ["implement", "implementing"], ["invent", "debug"], ["Greece", "Greek"]], "prefix": "gram5-present-participle"}
{"stem": ["describe", "describing"], "answer": 3, "choice": [["think", "say"], ["shuffling", "enhancing"], ["usual", "usually"], ["discover", "discovering"]], "prefix": "gram5-present-participle"}
{"stem": ["play", "playing"], "answer": 2, "choice": [["implement", "say"], ["shuffling", "seeing"], ["predict", "predicting"], ["go", "goes"]], "prefix": "gram5-present-participle"}
{"stem": ["invent", "inventing"], "answer": 2, "choice": [["slowing", "enhancing"], ["thinking", "thought"], ["jump", "jumping"], ["listen", "say"]], "prefix": "gram5-present-participle"}
{"stem": ["increase", "increasing"], "answer": 0, "choice": [["invent", "inventing"], ["think", "slow"], ["shuffle", "shuffles"], ["decreasing", "playing"]], "prefix": "gram5-present-participle"}
{"stem": ["enhance", "enhancing"], "answer": 1, "choice": [["reading", "looking"], ["fly", "flying"], ["generate", "scream"], ["Cambodia", "Cambodian"]], "prefix": "gram5-present-participle"}
{"stem": ["jump", "jumping"], "answer": 1, "choice": [["slow", "slows"], ["listen", "listening"], ["writing", "playing"], ["describe", "discover"]], "prefix": "gram5-present-participle"}
{"stem": ["vanish", "vanishing"], "answer": 0, "choice": [["walk", "walking"], ["shuffling", "inventing"], ["good", "best"], ["look", "swim"]], "prefix": "gram5-present-participle"}
{"stem": ["implement", "implementing"], "answer": 3, "choice": [["sing", "run"], ["generating", "dancing"], ["cold", "colder"], ["increase", "increasing"]], "prefix": "gram5-present-participle"}
{"stem": ["discover", "discovering"], "answer": 3, "choice": [["think", "walk"], ["China", "Chinese"], ["going", "seeing"], ["enhance", "enhancing"]], "prefix": "gram5-present-participle"}
{"stem": ["computer", "computers"], "answer": 2, "choice": [["dogs", "colors"], ["cool", "coolest"], ["cow", "cows"], ["woman", "goat"]], "prefix": "gram8-plural"}
{"stem": ["banana", "bananas"], "answer": 2, "choice": [["easy", "easier"], ["monkeys", "pears"], ["bird", "birds"], ["woman", "car"]], "prefix": "gram8-plural"}
{"stem": ["donkey", "donkeys"], "answer": 2, "choice": [["dollars", "computers"], ["onion", "eye"], ["dream", "dreams"], ["screaming", "screamed"]], "prefix": "gram8-plural"}
{"stem": ["onion", "onions"], "answer": 3, "choice": [["men", "birds"], ["informed", "uninformed"], ["goat", "finger"], ["pear", "pears"]], "prefix": "gram8-plural"}
{"stem": ["man", "men"], "answer": 3, "choice": [["bottle", "child"], ["eyes", "dreams"], ["listen", "listening"], ["melon", "melons"]], "prefix": "gram8-plural"}
{"stem": ["road", "roads"], "answer": 3, "choice": [["bananas", "horses"], ["machine", "pig"], ["weird", "weirdest"], ["snake", "snakes"]], "prefix": "gram8-plural"}
{"stem": ["snake", "snakes"], "answer": 3, "choice": [["children", "cars"], ["Russia", "Russian"], ["color", "eye"], ["woman", "women"]], "prefix": "gram8-plural"}
{"stem": ["dream", "dreams"], "answer": 0, "choice": [["eagle", "eagles"], ["write", "writing"], ["eyes", "pigs"], ["mango", "cloud"]], "prefix": "gram8-plural"}
{"stem": ["hand", "hands"], "answer": 0, "choice": [["horse", "horses"], ["swimming", "swam"], ["dollars", "goats"], ["dollar", "mouse"]], "prefix": "gram8-plural"}
{"stem": ["cloud", "clouds"], "answer": 1, "choice": [["mangoes", "eagles"], ["color", "colors"], ["hiding", "hid"], ["lion", "donkey"]], "prefix": "gram8-plural"}
{"stem": ["pig", "pigs"], "answer": 1, "choice": [["woman", "melon"], ["pineapple", "pineapples"], ["estimate", "estimates"], ["roads", "computers"]], "prefix": "gram8-plural"}
{"stem": ["building", "buildings"], "answer": 3, "choice": [["convincing", "unconvincing"], ["dogs", "hands"], ["lion", "dream"], ["car", "cars"]], "prefix": "gram8-plural"}
{"stem": ["eagle", "eagles"], "answer": 1, "choice": [["quick", "quicker"], ["elephant", "elephants"], ["cats", "donkeys"], ["lion", "horse"]], "prefix": "gram8-plural"}
{"stem": ["eye", "eyes"], "answer": 2, "choice": [["melon", "pig"], ["pears", "birds"], ["finger", "fingers"], ["weak", "weakest"]], "prefix": "gram8-plural"}
{"stem": ["cat", "cats"], "answer": 3, "choice": [["lion", "eye"], ["dogs", "cows"], ["hot", "hotter"], ["child", "children"]], "prefix": "gram8-plural"}
{"stem": ["monkey", "monkeys"], "answer": 0, "choice": [["mouse", "mice"], ["bottle", "finger"], ["efficient", "efficiently"], ["melons", "elephants"]], "prefix": "gram8-plural"}
{"stem": ["mouse", "mice"], "answer": 1, "choice": [["productive", "unproductive"], ["onion", "onions"], ["fingers", "dreams"], ["goat", "melon"]], "prefix": "gram8-plural"}
{"stem": ["horse", "horses"], "answer": 2, "choice": [["bananas", "computers"], ["melon", "child"], ["lion", "lions"], ["generating", "generated"]], "prefix": "gram8-plural"}
{"stem": ["pineapple", "pineapples"], "answer": 2, "choice": [["building", "donkey"], ["bottles", "cows"], ["rat", "rats"], ["France", "French"]], "prefix": "gram8-plural"}
{"stem": ["woman", "women"], "answer": 0, "choice": [["banana", "bananas"], ["Sweden", "Swedish"], ["onion", "elephant"], ["fingers", "pineapples"]], "prefix": "gram8-plural"}
{"stem": ["goat", "goats"], "answer": 0, "choice": [["hand", "hands"], ["scream", "screaming"], ["color", "dog"], ["eyes", "donkeys"]], "prefix": "gram8-plural"}
{"stem": ["rat", "rats"], "answer": 2, "choice": [["lion", "pineapple"], ["low", "lowest"], ["road", "roads"], ["mice", "onions"]], "prefix": "gram8-plural"}
{"stem": ["bird", "birds"], "answer": 3, "choice": [["rat", "elephant"], ["mangoes", "dreams"], ["speak", "speaks"], ["bottle", "bottles"]], "prefix": "gram8-plural"}
{"stem": ["dog", "dogs"], "answer": 2, "choice": [["pears", "pineapples"], ["bottle", "car"], ["dollar", "dollars"], ["scream", "screaming"]], "prefix": "gram8-plural"}
{"stem": ["cow", "cows"], "answer": 2, "choice": [["color", "cloud"], ["mice", "pineapples"], ["dog", "dogs"], ["sit", "sits"]], "prefix": "gram8-plural"}
{"stem": ["finger", "fingers"], "answer": 0, "choice": [["goat", "goats"], ["woman", "pear"], ["bottles", "cars"], ["possibly", "impossibly"]], "prefix": "gram8-plural"}
{"stem": ["mango", "mangoes"], "answer": 0, "choice": [["man", "men"], ["monkey", "horse"], ["bottles", "eagles"], ["rapid", "rapidly"]], "prefix": "gram8-plural"}
{"stem": ["car", "cars"], "answer": 1, "choice": [["machine", "donkey"], ["cat", "cats"], ["lucky", "luckily"], ["dollars", "onions"]], "prefix": "gram8-plural"}
{"stem": ["bottle", "bottles"], "answer": 0, "choice": [["building", "buildings"], ["rats", "dreams"], ["machine", "eye"], ["cheap", "cheaper"]], "prefix": "gram8-plural"}
{"stem": ["child", "children"], "answer": 0, "choice": [["cloud", "clouds"], ["onion", "elephant"], ["mice", "dreams"], ["Denmark", "Danish"]], "prefix": "gram8-plural"}
{"stem": ["elephant", "elephants"], "answer": 2, "choice": [["smart", "smartest"], ["cow", "pineapple"], ["eye", "eyes"], ["buildings", "cars"]], "prefix": "gram8-plural"}
{"stem": ["melon", "melons"], "answer": 0, "choice": [["monkey", "monkeys"], ["machine", "dream"], ["implementing", "implemented"], ["rats", "elephants"]], "prefix": "gram8-plural"}
{"stem": ["pear", "pears"], "answer": 0, "choice": [["pig", "pigs"], ["responsible", "irresponsible"], ["clouds", "cars"], ["man", "dream"]], "prefix": "gram8-plural"}
{"stem": ["color", "colors"], "answer": 3, "choice": [["fingers", "pears"], ["onion", "bird"], ["thinking", "thought"], ["computer", "computers"]], "prefix": "gram8-plural"}