@InProceedings{petrov-EtAl:2010:EMNLP,
  author    = {Petrov, Slav  and  Chang, Pi-Chuan  and  Ringgaard, Michael  and  Alshawi, Hiyan},
  title     = {Uptraining for Accurate Deterministic Question Parsing},
  booktitle = {Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing},
  month     = {October},
  year      = {2010},
  address   = {Cambridge, MA},
  publisher = {Association for Computational Linguistics},
  pages     = {705--713},
  url       = {http://www.aclweb.org/anthology/D10-1069}
}