Event Extraction from Trimmed Dependency Graphs Ekaterina Buyko author Erik Faessler author Joachim Wermter author Udo Hahn author 2009-06 text Proceedings of the BioNLP 2009 Workshop Companion Volume for Shared Task Jun’ichi Tsujii editor Association for Computational Linguistics Boulder, Colorado conference publication buyko-etal-2009-event https://aclanthology.org/W09-1403/ 2009-06 19 27