task_categories:question-answering task_categories:text-retrieval task_ids:open-domain-qa annotations_creators:machine-generated language_creators:found multilinguality:multilingual multilinguality:translation source_datasets:extended|wiki_qa language:ar language:es language:fr language:de language:hi language:it language:ja language:nl language:pt license:cdla-permissive-2.0 size_categories:100K<n<1M format:csv modality:text library:datasets library:dask library:mlcroissant library:polars region:us as2 answer sentence selection text retrieval question answering