Universal Conceptual Cognitive Annotation (UCCA) Omri Abend author Ari Rappoport author 2013-08 text Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Hinrich Schuetze editor Pascale Fung editor Massimo Poesio editor Association for Computational Linguistics Sofia, Bulgaria conference publication abend-rappoport-2013-universal https://aclanthology.org/P13-1023/ 2013-08 228 238