docs: show every model per-group score grid uncollapsed

docs: add leaderboard with per-group per-length results

docs: add validated train-from-scratch and LLM-benchmark examples

docs: restructure card to standard dataset-card layout, fix citations

docs: v2 dataset card (corrected convention, 72/22 split, errata, versions)

Fix features schema to use list format

Fix features schema format in configs

Fix dataset configs with proper schema specification

Update README to reflect variable sequence lengths (3-1024)

Update README with complete group inventory (94 groups: 58 TC^0, 36 NC^1)

Add YAML configuration for all 94 datasets to enable proper streaming

Update README to reflect 94 datasets and new repository name

Update README with new dataset structure and loading instructions

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload README.md with huggingface_hub

Upload dataset

Upload dataset

Upload README.md with huggingface_hub

initial commit