@inproceedings{culotta-sorensen-2004-dependency,
    title = "Dependency Tree Kernels for Relation Extraction",
    author = "Culotta, Aron  and
      Sorensen, Jeffrey",
    booktitle = "Proceedings of the 42nd Annual Meeting of the Association for Computational Linguistics ({ACL}-04)",
    month = jul,
    year = "2004",
    address = "Barcelona, Spain",
    url = "https://aclanthology.org/P04-1054/",
    doi = "10.3115/1218955.1219009",
    pages = "423--429"
}