task_categories:question-answering task_categories:text-classification task_categories:translation task_categories:summarization task_categories:text-generation language:en language:es language:ru language:bg language:sv language:fi license:mit size_categories:10K<n<100K format:parquet modality:tabular modality:text library:datasets library:pandas library:mlcroissant library:polars region:us history jfk archives government text assassinations