@inproceedings{tonoike-utsuro-sato:2004:COLING,
  author    = {Tonoike, Masatsugu  and  Utsuro, Takehito  and  Sato, Satoshi},
  title     = {Answer validation by keyword association},
  booktitle = {COLING 2004 3rd Workshop on Robust Methods in Analysis of Natural Language Data},
  editor = {Vincenzo Pallotta and Amalia Todirascu},
  year      = 2004,
  month     = {August 29th},
  address   = {Geneva, Switzerland},
  publisher = {COLING},
  pages     = {95--103}
}