Maria Cutumisu Duane Szafron Jonathan Schaeffer Kevin Waugh Curtis Onuczko Jeff Siegel Allan Schumacher A Demonstration of ScriptEase Interruptible and Resumable Behaviors for CRPGs. 1968-1969 2007 conf/aaai/2007 AAAI db/conf/aaai/aaai2007.html#CutumisuSSWOSS07