Playing 20 Question Game with Policy-Based Reinforcement Learning Huang Hu author Xianchao Wu author Bingfeng Luo author Chongyang Tao author Can Xu author Wei Wu author Zhan Chen author 2018-oct-nov text Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing Ellen Riloff editor David Chiang editor Julia Hockenmaier editor Jun’ichi Tsujii editor Association for Computational Linguistics Brussels, Belgium conference publication hu-etal-2018-playing 10.18653/v1/D18-1361 https://aclanthology.org/D18-1361/ 2018-oct-nov 3233 3242