@InProceedings{yangarber-grishman:1998:TIPSTER98,
  author    = {Roman Yangarber  and  Ralph Grishman},
  title     = {Transforming Examples into Patterns for Information Extraction},
  booktitle = {Proceedings of the TIPSTER Text Program: Phase III},
  month     = {October},
  year      = {1998},
  address   = {Baltimore, Maryland, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {97--103},
  url       = {http://www.aclweb.org/anthology/X98-1016},
  doi       = {10.3115/1119089.1119109}
}