@InProceedings{li-clark:2015:EMNLP,
  author    = {Li, Yang  and  Clark, Peter},
  title     = {Answering Elementary Science Questions by Constructing Coherent Scenes using Background Knowledge},
  booktitle = {Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing},
  month     = {September},
  year      = {2015},
  address   = {Lisbon, Portugal},
  publisher = {Association for Computational Linguistics},
  pages     = {2007--2012},
  url       = {http://aclweb.org/anthology/D15-1236}
}