Textgraphs-15 Shared Task System Description : Multi-Hop Inference Explanation Regeneration by Matching Expert Ratings Sureshkumar Vivek Kalyan author Sam Witteveen author Martin Andrews author 2021-06 text Proceedings of the Fifteenth Workshop on Graph-Based Methods for Natural Language Processing (TextGraphs-15) Alexander Panchenko editor Fragkiskos D Malliaros editor Varvara Logacheva editor Abhik Jana editor Dmitry Ustalov editor Peter Jansen editor Association for Computational Linguistics Mexico City, Mexico conference publication vivek-kalyan-etal-2021-textgraphs 10.18653/v1/2021.textgraphs-1.20 https://aclanthology.org/2021.textgraphs-1.20/ 2021-06 176 180