@InProceedings{min-EtAl:2013:NAACL-HLT,
  author    = {Min, Bonan  and  Grishman, Ralph  and  Wan, Li  and  Wang, Chang  and  Gondek, David},
  title     = {Distant Supervision for Relation Extraction with an Incomplete Knowledge Base},
  booktitle = {Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia},
  publisher = {Association for Computational Linguistics},
  pages     = {777--782},
  url       = {http://www.aclweb.org/anthology/N13-1095}
}