@InProceedings{zamanov-EtAl:2015:SemEval,
  author    = {Zamanov, Ivan  and  Kraeva, Marina  and  Hateva, Nelly  and  Yovcheva, Ivana  and  Nikolova, Ivelina  and  Angelova, Galia},
  title     = {Voltron: A Hybrid System For Answer Validation Based On Lexical And Distance Features},
  booktitle = {Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015)},
  month     = {June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {242--246},
  url       = {http://www.aclweb.org/anthology/S15-2043}
}