@InProceedings{gabbard-freedman-weischedel:2011:ACL-HLT2011,
  author    = {Gabbard, Ryan  and  Freedman, Marjorie  and  Weischedel, Ralph},
  title     = {Coreference for Learning to Extract Relations: Yes Virginia, Coreference Matters},
  booktitle = {Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {288--293},
  url       = {http://www.aclweb.org/anthology/P11-2050}
}