@InProceedings{lu-EtAl:2009:EMNLP,
  author    = {Lu, Yumao  and  Peng, Fuchun  and  Mishne, Gilad  and  Wei, Xing  and  Dumoulin, Benoit},
  title     = {Improving {Web} Search Relevance with Semantic Features},
  booktitle = {Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing},
  month     = {August},
  year      = {2009},
  address   = {Singapore},
  publisher = {Association for Computational Linguistics},
  pages     = {648--657},
  url       = {http://www.aclweb.org/anthology/D/D09/D09-1068}
}