@inproceedings{Kawaguchi:2003:SIGDIAL,
  author = {Kawaguchi, Yukiko},
  title = {Conversational inferences: the hard way and the easy way},
  booktitle = {Proceedings of the Fourth {SIGdial} Workshop on Discourse and Dialogue},
  editor = {Akira Kurematsu and Alexander Rudnicky and Syun Tutiya},
  url = {http://www.aclweb.org/anthology/W03-2105},
  year = 2003,
  pages = {53--61}