Answerable or Not: Devising a Dataset for Extending Machine Reading Comprehension Mao Nakanishi author Tetsunori Kobayashi author Yoshihiko Hayashi author 2018-08 text Proceedings of the 27th International Conference on Computational Linguistics Emily M Bender editor Leon Derczynski editor Pierre Isabelle editor Association for Computational Linguistics Santa Fe, New Mexico, USA conference publication nakanishi-etal-2018-answerable https://aclanthology.org/C18-1083/ 2018-08 973 983