@inproceedings{li-etal-2010-pku,
    title = "{PKU}{\_}{HIT}: An Event Detection System Based on Instances Expansion and Rich Syntactic Features",
    author = "Li, Shiqi  and
      Liu, Pengyuan  and
      Zhao, Tiejun  and
      Lu, Qin  and
      Li, Hanjing",
    editor = "Erk, Katrin  and
      Strapparava, Carlo",
    booktitle = "Proceedings of the 5th International Workshop on Semantic Evaluation",
    month = jul,
    year = "2010",
    address = "Uppsala, Sweden",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/S10-1067/",
    pages = "304--307"
}