task_categories:text-generation language:en language:zh license:cc-by-4.0 size_categories:10K<n<100K format:parquet format:optimized-parquet modality:tabular modality:text library:datasets library:pandas library:polars library:mlcroissant region:us story-generation interactive-storytelling long-form-generation reinforcement-learning reward-modeling role-playing narrative episode-graph benchmark rl