task_categories:visual-question-answering task_categories:multiple-choice language:en license:cc-by-nc-sa-4.0 size_categories:10K<n<100K format:parquet modality:tabular modality:text library:datasets library:pandas library:polars library:mlcroissant arxiv:2512.14870 region:us video-understanding multi-evidence-reasoning long-video temporal-reasoning spatial-reasoning video-qa