Detecting and Geocoding Battle Events from Social Media Messages on the Russo-Ukrainian War: Shared Task 2, CASE 2023 Hristo Tanev author Nicolas Stefanovitch author Andrew Halterman author Onur Uca author Vanni Zavarella author Ali Hurriyetoglu author Bertrand De Longueville author Leonida Della Rocca author 2023-09 text Proceedings of the 6th Workshop on Challenges and Applications of Automated Extraction of Socio-political Events from Text Ali Hürriyetoğlu editor Hristo Tanev editor Vanni Zavarella editor Reyyan Yeniterzi editor Erdem Yörük editor Milena Slavcheva editor INCOMA Ltd., Shoumen, Bulgaria Varna, Bulgaria conference publication tanev-etal-2023-detecting https://aclanthology.org/2023.case-1.21/ 2023-09 160 166