task_categories:text-classification task_categories:token-classification task_categories:question-answering task_ids:natural-language-inference task_ids:word-sense-disambiguation task_ids:coreference-resolution task_ids:extractive-qa annotations_creators:expert-generated language_creators:other multilinguality:monolingual source_datasets:extended|other language:en license:unknown size_categories:n<1K format:imagefolder modality:image modality:text library:datasets library:mlcroissant arxiv:1905.00537 region:us superglue NLU natural language understanding