@inproceedings{marquez-etal-2007-upc,
    title = "{UPC}: Experiments with Joint Learning within {S}em{E}val Task 9",
    author = "M{\`a}rquez, Llu{\'i}s  and
      Padr{\'o}, Llu{\'i}s  and
      Surdeanu, Mihai  and
      Villarejo, Luis",
    editor = "Agirre, Eneko  and
      M{\`a}rquez, Llu{\'i}s  and
      Wicentowski, Richard",
    booktitle = "Proceedings of the Fourth International Workshop on Semantic Evaluations ({S}em{E}val-2007)",
    month = jun,
    year = "2007",
    address = "Prague, Czech Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/S07-1095/",
    pages = "426--429"
}