Learning to Explain: Answering Why-Questions via Rephrasing Allen Nie author Erin Bennett author Noah Goodman author 2019-08 text Proceedings of the First Workshop on NLP for Conversational AI Yun-Nung Chen editor Tania Bedrax-Weiss editor Dilek Hakkani-Tur editor Anuj Kumar editor Mike Lewis editor Thang-Minh Luong editor Pei-Hao Su editor Tsung-Hsien Wen editor Association for Computational Linguistics Florence, Italy conference publication nie-etal-2019-learning 10.18653/v1/W19-4113 https://aclanthology.org/W19-4113/ 2019-08 113 120