Extractive NarrativeQA with Heuristic Pre-Training Lea Frermann author 2019-11 text Proceedings of the 2nd Workshop on Machine Reading for Question Answering Adam Fisch editor Alon Talmor editor Robin Jia editor Minjoon Seo editor Eunsol Choi editor Danqi Chen editor Association for Computational Linguistics Hong Kong, China conference publication frermann-2019-extractive 10.18653/v1/D19-5823 https://aclanthology.org/D19-5823/ 2019-11 172 182