@inproceedings{chen-etal-2019-perspectroscope,
    title = "{P}erspectro{S}cope: A Window to the World of Diverse Perspectives",
    author = "Chen, Sihao  and
      Khashabi, Daniel  and
      Callison-Burch, Chris  and
      Roth, Dan",
    editor = "Costa-juss{\`a}, Marta R.  and
      Alfonseca, Enrique",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics: System Demonstrations",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P19-3022/",
    doi = "10.18653/v1/P19-3022",
    pages = "129--134"
}