@InProceedings{maccartney-manning:2007:WTEP,
  author    = {MacCartney, Bill  and  Manning, Christopher D.},
  title     = {Natural Logic for Textual Inference},
  booktitle = {Proceedings of the ACL-PASCAL Workshop on Textual Entailment and Paraphrasing},
  month     = {June},
  year      = {2007},
  address   = {Prague},
  publisher = {Association for Computational Linguistics},
  pages     = {193--200},
  url       = {http://www.aclweb.org/anthology/W/W07/W07-1431}
}