@inproceedings{giorgi-etal-2021-discovering, title = "Discovering Black Lives Matter Events in the {U}nited {S}tates: Shared Task 3, {CASE} 2021", author = {Giorgi, Salvatore and Zavarella, Vanni and Tanev, Hristo and Stefanovitch, Nicolas and Hwang, Sy and Hettiarachchi, Hansi and Ranasinghe, Tharindu and Kalyan, Vivek and Tan, Paul and Tan, Shaun and Andrews, Martin and Hu, Tiancheng and Stoehr, Niklas and Re, Francesco Ignazio and Vegh, Daniel and Atzenhofer, Dennis and Curtis, Brenda and H{\"u}rriyeto{\u{g}}lu, Ali}, editor = {H{\"u}rriyeto{\u{g}}lu, Ali}, booktitle = "Proceedings of the 4th Workshop on Challenges and Applications of Automated Extraction of Socio-political Events from Text (CASE 2021)", month = aug, year = "2021", address = "Online", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2021.case-1.27/", doi = "10.18653/v1/2021.case-1.27", pages = "218--227" }