@InProceedings{oh-EtAl:2012:EMNLP-CoNLL,
  author    = {Oh, Jong-Hoon  and  Torisawa, Kentaro  and  Hashimoto, Chikara  and  Kawada, Takuya  and  De Saeger, Stijn  and  Kazama, Jun'ichi  and  Wang, Yiou},
  title     = {Why Question Answering using Sentiment Analysis and Word Classes},
  booktitle = {Proceedings of the 2012 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning},
  month     = {July},
  year      = {2012},
  address   = {Jeju Island, Korea},
  publisher = {Association for Computational Linguistics},
  pages     = {368--378},
  url       = {http://www.aclweb.org/anthology/D12-1034}
}