@inproceedings{chao-etal-2018-negative,
    title = "Being Negative but Constructively: Lessons Learnt from Creating Better Visual Question Answering Datasets",
    author = "Chao, Wei-Lun  and
      Hu, Hexiang  and
      Sha, Fei",
    editor = "Walker, Marilyn  and
      Ji, Heng  and
      Stent, Amanda",
    booktitle = "Proceedings of the 2018 Conference of the North {A}merican Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 1 (Long Papers)",
    month = jun,
    year = "2018",
    address = "New Orleans, Louisiana",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N18-1040/",
    doi = "10.18653/v1/N18-1040",
    pages = "431--441"
}