Answering while Summarizing: Multi-task Learning for Multi-hop QA with Evidence Extraction Kosuke Nishida author Kyosuke Nishida author Masaaki Nagata author Atsushi Otsuka author Itsumi Saito author Hisako Asano author Junji Tomita author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication nishida-etal-2019-answering 10.18653/v1/P19-1225 https://aclanthology.org/P19-1225/ 2019-07 2335 2345