Supervising Unsupervised Open Information Extraction Models Arpita Roy author Youngja Park author Taesung Lee author Shimei Pan author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication roy-etal-2019-supervising 10.18653/v1/D19-1067 https://aclanthology.org/D19-1067/ 2019-11 728 737