@InProceedings{chali-hasan:2012:QACD,
  author    = {Chali, Yllias  and  Hasan, Sadid A.},
  title     = {Simple or Complex? Classifying Questions by Answering Complexity},
  booktitle = {Proceedings of the Workshop on Question Answering for Complex Domains},
  month     = {December},
  year      = {2012},
  address   = {Mumbai, India},
  publisher = {The COLING 2012 Organizing Committee},
  pages     = {1--10},
  url       = {http://www.aclweb.org/anthology/W12-6001}
}