Yu, Y., Wang, G., Ren, H. and Cai, Y. 2021. Incorporating Bidirection-Interactive Information and Semantic Features for Relational Facts Extraction (Student Abstract). Proceedings of the AAAI Conference on Artificial Intelligence. 35, 18 (May 2021), 15947-15948. DOI:https://doi.org/10.1609/aaai.v35i18.17970.