@inproceedings{liu-etal-2018-nai,
    title = "{NAI}-{SEA} at {S}em{E}val-2018 Task 5: An Event Search System",
    author = "Liu, Yingchi  and
      Li, Quanzhi  and
      Si, Luo",
    editor = "Apidianaki, Marianna  and
      Mohammad, Saif M.  and
      May, Jonathan  and
      Shutova, Ekaterina  and
      Bethard, Steven  and
      Carpuat, Marine",
    booktitle = "Proceedings of the 12th International Workshop on Semantic Evaluation",
    month = jun,
    year = "2018",
    address = "New Orleans, Louisiana",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/S18-1110/",
    doi = "10.18653/v1/S18-1110",
    pages = "674--678"
}