ECNUICA at SemEval-2021 Task 11: Rule based Information Extraction Pipeline Jiaju Lin author Jing Ling author Zhiwei Wang author Jiawei Liu author Qin Chen author Liang He author 2021-08 text Proceedings of the 15th International Workshop on Semantic Evaluation (SemEval-2021) Alexis Palmer editor Nathan Schneider editor Natalie Schluter editor Guy Emerson editor Aurelie Herbelot editor Xiaodan Zhu editor Association for Computational Linguistics Online conference publication lin-etal-2021-ecnuica 10.18653/v1/2021.semeval-1.185 https://aclanthology.org/2021.semeval-1.185/ 2021-08 1295 1302