hard200 Qwen3.5 selected training-hard: 168 rows.
Yuchen DAB task expansion all80: 80 rows.
train.parquet, test.parquet: VERL-readable rows.
task_artifacts/: DAB task directories with validators and only the query_dataset assets missing from the current sandbox base.
sandbox_task_manifest.json, task_artifacts_manifest.json, task_list.json.… See the full description on the dataset page:
https://huggingface.co/datasets/forseasons/dab-hard168-yuchen80.