task_categories:visual-question-answering task_categories:question-answering task_categories:text-generation language:en license:apache-2.0 size_categories:1M<n<10M format:parquet modality:image modality:text library:datasets library:dask library:polars library:mlcroissant arxiv:2601.21821 region:us multimodal reasoning chain-of-thought mathematics science STEM visual-reasoning VLM distillation