@inproceedings{gatt-etal-2009-tuna,
    title = "The {TUNA}-{REG} {C}hallenge 2009: Overview and Evaluation Results",
    author = "Gatt, Albert  and
      Belz, Anja  and
      Kow, Eric",
    editor = {Krahmer, Emiel  and
      Theune, Mari{\"e}t},
    booktitle = "Proceedings of the 12th {E}uropean Workshop on Natural Language Generation ({ENLG} 2009)",
    month = mar,
    year = "2009",
    address = "Athens, Greece",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/W09-0629/",
    pages = "174--182"
}