["license:apache-2.0", "region:us"]
[{"name": "target word", "dtype": "string"}, {"name": "Sentence", "dtype": "string"}, {"name": "acc_subs", "dtype": "string"}, {"name": "unacc_subs", "dtype": "string"}, {"name": "prof_acc_subs", "dtype": "string"}, {"name": "prof_unacc_subs", "dtype": "string"}, {"name": "t_words_cefr", "dtype": "int64"}, {"name": "prof_acc_cefr", "dtype": "string"}, {"name": "prof_unacc_cefr", "dtype": "string"}]