Task: Story Composition
Input (English): Premise: She had finally broken it off with John. 
 Initial Context: He'd been controlling and sometimes violent. 
 Original Ending: She heard the sirens before the cop car pulled up. They'd found her ex-boyfriend with a pair of binoculars in a tree. He said he'd only been watching birds. 
 Counterfactual Context: He was cheating on her with his ex.
Output (English): She heard the car door before the cops pulled up. They'd found her ex-boyfriend with a pair of binoculars in a tree. He said he'd only been watching birds.