@inproceedings{MIN12.256.L12-1104,
    author = {Bonan Min and Ralph Grishman},
    url = {http://www.lrec-conf.org/proceedings/lrec2012/pdf/256_Paper.pdf},
    note = {ACL Anthology Identifier: L12-1104},
    title = {Challenges in the Knowledge Base Population Slot Filling Task},
    booktitle = {Proceedings of the Eighth International Conference on Language Resources and Evaluation (LREC-2012)},
    year = {2012},
    month = {May},
    address = {Istanbul, Turkey},
    editor = {Nicoletta Calzolari and Khalid Choukri and Thierry Declerck and Mehmet U\u{g}ur Do\u{g}an and Bente Maegaard and Joseph Mariani and Jan Odijk and Stelios Piperidis},
    publisher = {European Language Resources Association (ELRA)},
    isbn = {978-2-9517408-7-7},
    language = {English},
    pages = {1137--1142}
    }