IRST-BP: Preposition Disambiguation based on Chain Clarifying Relationships Contexts Octavian Popescu author Sara Tonelli author Emanuele Pianta 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 popescu-etal-2007-irst https://aclanthology.org/S07-1040/ 2007-06 191 194