@article{automatedgamedesignviaconceptual,
  title = {Automated Game Design via Conceptual Expansion},
  author = {Matthew Guzdial and Mark Riedl},
  year = {2018},
  eprint = {1809.02232},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1809.02232v1},
}