task_categories:text-generation task_categories:question-answering language:en license:cc-by-4.0 size_categories:n<1K format:json modality:text library:datasets library:pandas library:polars library:mlcroissant arxiv:2602.10525 arxiv:2602.00933 arxiv:2412.14161 arxiv:2509.16941 region:us agents long-horizon ambiguity clarification