@InProceedings{hu-EtAl:2018:EMNLP2,
  author    = {Hu, Huang  and  Wu, Xianchao  and  Luo, Bingfeng  and  Tao, Chongyang  and  Xu, Can  and  wu, wei  and  Chen, Zhan},
  title     = {Playing 20 Question Game with Policy-Based Reinforcement Learning},
  booktitle = {Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing},
  month     = {October-November},
  year      = {2018},
  address   = {Brussels, Belgium},
  publisher = {Association for Computational Linguistics},
  pages     = {3233--3242},
  url       = {http://www.aclweb.org/anthology/D18-1361}
}