@inproceedings{gatt-etal-2008-tuna,
    title = "The {TUNA} Challenge 2008: Overview and Evaluation Results",
    author = "Gatt, Albert  and
      Belz, Anja  and
      Kow, Eric",
    editor = "White, Michael  and
      Nakatsu, Crystal  and
      McDonald, David",
    booktitle = "Proceedings of the Fifth International Natural Language Generation Conference",
    month = jun,
    year = "2008",
    address = "Salt Fork, Ohio, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W08-1131/",
    pages = "198--206"
}