task_categories:text-generation task_categories:fill-mask task_ids:language-modeling task_ids:masked-language-modeling annotations_creators:no-annotation language_creators:crowdsourced multilinguality:monolingual source_datasets:original language:en license:cc-by-sa-3.0 size_categories:1M<n<10M modality:text library:datasets library:mlcroissant arxiv:2005.00085 region:us