@inproceedings{gildea-palmer:2002:ACL,
  author    = {Gildea, Daniel  and  Palmer, Martha},
  title     = {The Necessity of Parsing for Predicate Argument Recognition},
  booktitle = {Proceedings of the 40th Annual Meeting of the Association for Computational Linguistics (ACL)},
  year      = 2002,
  pages     = {239--246}
}