@inproceedings{prager-etal-2006-improving,
    title = "Improving {QA} Accuracy by Question Inversion",
    author = "Prager, John  and
      Duboue, Pablo  and
      Chu-Carroll, Jennifer",
    editor = "Calzolari, Nicoletta  and
      Cardie, Claire  and
      Isabelle, Pierre",
    booktitle = "Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P06-1135/",
    doi = "10.3115/1220175.1220310",
    pages = "1073--1080"
}