Automatic Acquisition of the Lexical Semantics of Verbs From Sentence Frames Mort Webster author Mitch Marcus author 1989-06 text 27th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Vancouver, British Columbia, Canada conference publication webster-marcus-1989-automatic 10.3115/981623.981645 https://aclanthology.org/P89-1022/ 1989-06 177 184