TextGraphs 2019 Shared Task on Multi-Hop Inference for Explanation Regeneration Peter Jansen author Dmitry Ustalov author 2019-11 text Proceedings of the Thirteenth Workshop on Graph-Based Methods for Natural Language Processing (TextGraphs-13) Dmitry Ustalov editor Swapna Somasundaran editor Peter Jansen editor Goran Glavaš editor Martin Riedl editor Mihai Surdeanu editor Michalis Vazirgiannis editor Association for Computational Linguistics Hong Kong conference publication jansen-ustalov-2019-textgraphs 10.18653/v1/D19-5309 https://aclanthology.org/D19-5309/ 2019-11 63 77