Fan, A.; Urbanek, J.; Ringshia, P.; Dinan, E.; Qian, E.; Karamcheti, S.; Prabhumoye, S.; Kiela, D.; Rocktaschel, T.; Szlam, A.; Weston, J. Generating Interactive Worlds With Text. AAAI 2020, 34, 1693-1700.