@InProceedings{gupta-manning:2014:W14-16,
  author    = {Gupta, Sonal  and  Manning, Christopher},
  title     = {Improved Pattern Learning for Bootstrapped Entity Extraction},
  booktitle = {Proceedings of the Eighteenth Conference on Computational Natural Language Learning},
  month     = {June},
  year      = {2014},
  address   = {Ann Arbor, Michigan},
  publisher = {Association for Computational Linguistics},
  pages     = {98--108},
  url       = {http://www.aclweb.org/anthology/W14-1611}
}