OpenUE: An Open Toolkit of Universal Extraction from Text Ningyu Zhang author Shumin Deng author Zhen Bi author Haiyang Yu author Jiacheng Yang author Mosha Chen author Fei Huang author Wei Zhang author Huajun Chen author 2020-10 text Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing: System Demonstrations Qun Liu editor David Schlangen editor Association for Computational Linguistics Online conference publication zhang-etal-2020-openue 10.18653/v1/2020.emnlp-demos.1 https://aclanthology.org/2020.emnlp-demos.1/ 2020-10 1 8