Unsupervised Question Decomposition for Question Answering Ethan Perez author Patrick Lewis author Wen-tau Yih author Kyunghyun Cho author Douwe Kiela author 2020-11 text Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP) Bonnie Webber editor Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication perez-etal-2020-unsupervised 10.18653/v1/2020.emnlp-main.713 https://aclanthology.org/2020.emnlp-main.713/ 2020-11 8864 8880