Event Nugget and Event Coreference Annotation Zhiyi Song author Ann Bies author Stephanie Strassel author Joe Ellis author Teruko Mitamura author Hoa Trang Dang author Yukari Yamakawa author Sue Holm author 2016-06 text Proceedings of the Fourth Workshop on Events Martha Palmer editor Ed Hovy editor Teruko Mitamura editor Tim O’Gorman editor Association for Computational Linguistics San Diego, California conference publication song-etal-2016-event 10.18653/v1/W16-1005 https://aclanthology.org/W16-1005/ 2016-06 37 45