This software is distributed under Attribution 3.0 Unported (CC BY 3.0) license. You can find it at http://creativecommons.org/licenses/by/3.0.
Laparra E. and Rigau G. ImpAr: A Deterministic Algorithm for Implicit Semantic Role Labelling. The 51st Annual Meeting of the Association for Computational Linguistics (ACL 2013). Sofia, Bulgaria. 2013.