Multi-hop Question Generation with Graph Convolutional Network Dan Su author Yan Xu author Wenliang Dai author Ziwei Ji author Tiezheng Yu author Pascale Fung author 2020-11 text Findings of the Association for Computational Linguistics: EMNLP 2020 Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication su-etal-2020-multi 10.18653/v1/2020.findings-emnlp.416 https://aclanthology.org/2020.findings-emnlp.416/ 2020-11 4636 4647