@InProceedings{zapirain-et-al:2010:SrlSp,
  author    = {Zapirain, Benat and Agirre, Eneko and Marquez, Lluis and Surdeanu, Mihai},
  title     = {Improving Semantic Role Classification with Selectional Preferences},
  booktitle = {Proceedings of the North American Chapter of the Association for Computational Linguistics Conference (NAACL-2010)},
  month     = {June},
  year      = {2010},
  address   = {Los Angeles, CA}
}