@InProceedings{liu-ng:2007:ACLMain,
  author    = {Liu, Chang  and  Ng, Hwee Tou},
  title     = {Learning Predictive Structures for Semantic Role Labeling of NomBank},
  booktitle = {Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  pages     = {208--215},
  url       = {http://www.aclweb.org/anthology/P/P07/P07-0027}
}