Physical Causality of Action Verbs in Grounded Language Understanding Qiaozi Gao author Malcolm Doering author Shaohua Yang author Joyce Chai author 2016-08 text Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Katrin Erk editor Noah A Smith editor Association for Computational Linguistics Berlin, Germany conference publication gao-etal-2016-physical 10.18653/v1/P16-1171 https://aclanthology.org/P16-1171/ 2016-08 1814 1824