Voltron: A Hybrid System For Answer Validation Based On Lexical And Distance Features Ivan Zamanov author Marina Kraeva author Nelly Hateva author Ivana Yovcheva author Ivelina Nikolova author Galia Angelova author 2015-06 text Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015) Preslav Nakov editor Torsten Zesch editor Daniel Cer editor David Jurgens editor Association for Computational Linguistics Denver, Colorado conference publication zamanov-etal-2015-voltron 10.18653/v1/S15-2043 https://aclanthology.org/S15-2043/ 2015-06 242 246