@InProceedings{rei-briscoe:2011:BioNLP,
  author    = {Rei, Marek  and  Briscoe, Ted},
  title     = {Unsupervised Entailment Detection between Dependency Graph Fragments},
  booktitle = {Proceedings of BioNLP 2011 Workshop},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {10--18},
  url       = {http://www.aclweb.org/anthology/W11-0202}
}