PGL at TextGraphs 2020 Shared Task: Explanation Regeneration using Language and Graph Learning Methods Weibin Li author Yuxiang Lu author Zhengjie Huang author Weiyue Su author Jiaxiang Liu author Shikun Feng author Yu Sun author 2020-12 text Proceedings of the Graph-based Methods for Natural Language Processing (TextGraphs) Dmitry Ustalov editor Swapna Somasundaran editor Alexander Panchenko editor Fragkiskos D Malliaros editor Ioana Hulpuș editor Peter Jansen editor Abhik Jana editor Association for Computational Linguistics Barcelona, Spain (Online) conference publication li-etal-2020-pgl 10.18653/v1/2020.textgraphs-1.11 https://aclanthology.org/2020.textgraphs-1.11/ 2020-12 98 102