NULEX: An Open-License Broad Coverage Lexicon Clifton McFate author Kenneth Forbus author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication mcfate-forbus-2011-nulex https://aclanthology.org/P11-2063/ 2011-06 363 367