@inproceedings{lapponi-etal-2012-uio,
    title = "{U}i{O} 2: Sequence-labeling Negation Using Dependency Features",
    author = "Lapponi, Emanuele  and
      Velldal, Erik  and
      {\O}vrelid, Lilja  and
      Read, Jonathon",
    editor = "Agirre, Eneko  and
      Bos, Johan  and
      Diab, Mona  and
      Manandhar, Suresh  and
      Marton, Yuval  and
      Yuret, Deniz",
    booktitle = "*{SEM} 2012: The First Joint Conference on Lexical and Computational Semantics {--} Volume 1: Proceedings of the main conference and the shared task, and Volume 2: Proceedings of the Sixth International Workshop on Semantic Evaluation ({S}em{E}val 2012)",
    month = "7-8 " # jun,
    year = "2012",
    address = "Montr{\'e}al, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/S12-1042/",
    pages = "319--327"
}