Event Extraction as Multi-turn Question Answering Fayuan Li author Weihua Peng author Yuguang Chen author Quan Wang author Lu Pan author Yajuan Lyu author Yong Zhu author 2020-11 text Findings of the Association for Computational Linguistics: EMNLP 2020 Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication li-etal-2020-event 10.18653/v1/2020.findings-emnlp.73 https://aclanthology.org/2020.findings-emnlp.73/ 2020-11 829 838