@InProceedings{chai-zhang-baldwin:2006:POS,
  author    = {Chai, Joyce Y.  and  Zhang, Chen  and  Baldwin, Tyler},
  title     = {Towards Conversational QA: Automatic Identification of Problematic Situations and User Intent},
  booktitle = {Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {57--64},
  url       = {http://www.aclweb.org/anthology/P/P06/P06-2008}
}