81,444 cross-document QA pairs requiring reasoning across multiple Wikipedia articles. Unlike single-article QA datasets (SQuAD, NaturalQuestions), AlphaQA-Cross requires combining information from 2+ articles to answer each question.

	What Makes This Different

Feature HotpotQA SQuAD 2.0 AlphaQA-Cross

Cross-article Partial No Yes (all)

Reasoning types 2 1 5

Generated by Crowd Crowd 35B LLM

Quality consistency Variable Variable… See the full description on the dataset page: https://huggingface.co/datasets/AlphaChat-dotcom/alphaqa-cross-v03.