@InProceedings{moschitti-EtAl:2005:CoNLL,
  author    = {Moschitti, Alessandro  and  Giuglea, Ana-Maria  and  Coppola, Bonaventura  and  Basili, Roberto},
  title     = {Hierarchical Semantic Role Labeling},
  booktitle = {Proceedings of the Ninth Conference on Computational Natural Language Learning (CoNLL-2005)},
  month     = {June},
  year      = {2005},
  address   = {Ann Arbor, Michigan},
  publisher = {Association for Computational Linguistics},
  pages     = {201--204},
  url       = {http://www.aclweb.org/anthology/W/W05/W05-0630}
}