Exploring ways beyond the simple supervised learning approach for biological event extraction György Móra author Richárd Farkas author György Szarvas author Zsolt Molnár 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 mora-etal-2009-exploring https://aclanthology.org/W09-1420/ 2009-06 137 140