On the Road to a Protest Event Ontology for Bulgarian: Conceptual Structures and Representation Design Milena Slavcheva author Hristo Tanev author Onur Uca 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 slavcheva-etal-2023-road https://aclanthology.org/2023.case-1.13/ 2023-09 92 100