@inproceedings{yangarber-etal-2000-unsupervised,
    title = "Unsupervised Discovery of Scenario-Level Patterns for Information Extraction",
    author = "Yangarber, Roman  and
      Grishman, Ralph  and
      Tapanainen, Pasi",
    booktitle = "Sixth Applied Natural Language Processing Conference",
    month = apr,
    year = "2000",
    address = "Seattle, Washington, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/A00-1039/",
    doi = "10.3115/974147.974186",
    pages = "282--289"
}