Adding the Third Dimension to Spatial Relation Detection in 2D Images Brandon Birmingham author Adrian Muscat author Anja Belz author 2018-11 text Proceedings of the 11th International Conference on Natural Language Generation Emiel Krahmer editor Albert Gatt editor Martijn Goudbeek editor Association for Computational Linguistics Tilburg University, The Netherlands conference publication birmingham-etal-2018-adding 10.18653/v1/W18-6517 https://aclanthology.org/W18-6517/ 2018-11 146 151