Lei Cui author Shaohan Huang author Furu Wei author Chuanqi Tan author Chaoqun Duan author Ming Zhou author 2017-07 text Mohit Bansal editor Heng Ji editor Association for Computational Linguistics Vancouver, Canada conference publication cui-etal-2017-superagent https://aclanthology.org/P17-4017/ 2017-07 97 102