Meaning Representation of Null Instantiated Semantic Roles in FrameNet Miriam R L Petruck author 2019-08 text Proceedings of the First International Workshop on Designing Meaning Representations Nianwen Xue editor William Croft editor Jan Hajic editor Chu-Ren Huang editor Stephan Oepen editor Martha Palmer editor James Pustejovksy editor Association for Computational Linguistics Florence, Italy conference publication petruck-2019-meaning 10.18653/v1/W19-3313 https://aclanthology.org/W19-3313/ 2019-08 121 127