@InProceedings{theune-EtAl:2011:EduApp,
  author    = {Theune, Mari\"{e}t  and  Boer Rookhuiszen, Roan  and  op den Akker, Rieks  and  Geerlings, Hanneke},
  title     = {Generating Varied Narrative Probability Exercises},
  booktitle = {Proceedings of the Sixth Workshop on Innovative Use of NLP for Building Educational Applications},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon},
  publisher = {Association for Computational Linguistics},
  pages     = {20--29},
  url       = {http://www.aclweb.org/anthology/W11-1403}
}