@InProceedings{ikuta-EtAl:2014:W14-29,
  author    = {Ikuta, Rei  and  Styler, Will  and  Hamang, Mariah  and  O'Gorman, Tim  and  Palmer, Martha},
  title     = {Challenges of Adding Causation to Richer Event Descriptions},
  booktitle = {Proceedings of the Second Workshop on EVENTS: Definition, Detection, Coreference, and Representation},
  month     = {June},
  year      = {2014},
  address   = {Baltimore, Maryland, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {12--20},
  url       = {http://www.aclweb.org/anthology/W14-2903}
}