Task: Story Composition
Input (English): Premise: Devan took his new bike downtown. 
 Initial Context: He left the bike unlocked in front of a store. 
 Original Ending: When he came out of the store his bike was gone. Devan looked around frantically. He reported his bike stolen to the police. 
 Counterfactual Context: He locked his bike in front of a store.
Output (English): When he came out of the store he thought his bike was gone. Devan looked around frantically. He reported his bike stolen to the police but soon realized the bike was right behind him, locked in front of the store.