task_categories:text-retrieval task_categories:text-generation task_ids:language-modeling task_ids:open-domain-qa annotations_creators:crowdsourced multilinguality:monolingual language:en license:cc-by-nc-sa-4.0 size_categories:10K<n<100K modality:tabular modality:text library:datasets library:mlcroissant arxiv:2110.00768 region:us conversational-question-answering