Enhancing Pre-Trained Language Representations with Rich Knowledge for Machine Reading Comprehension An Yang author Quan Wang author Jing Liu author Kai Liu author Yajuan Lyu author Hua Wu author Qiaoqiao She author Sujian Li 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 yang-etal-2019-enhancing-pre 10.18653/v1/P19-1226 https://aclanthology.org/P19-1226/ 2019-07 2346 2357