@incollection{NivreHallKuebleretal.2007,
  author    = {Joakim Nivre and Johan Hall and Sandra K{\"u}bler and Ryan McDonald and Jens Nilsson and Sebastian Riedel and Deniz Yuret},
  title     = {The CoNLL 2007 shared task on dependency parsing},
  booktitle = {Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning},
  url       = {http://cl.indiana.edu/~skuebler/papers/sharedtask.pdf},
  year      = {2007},
}