SemEval-2007 Task 06: Word-Sense Disambiguation of Prepositions Kenneth C Litkowski author Orin Hargraves author 2007-06 text Proceedings of the Fourth International Workshop on Semantic Evaluations (SemEval-2007) Eneko Agirre editor Lluís Màrquez editor Richard Wicentowski editor Association for Computational Linguistics Prague, Czech Republic conference publication litkowski-hargraves-2007-semeval https://aclanthology.org/S07-1005/ 2007-06 24 29