Task: Story Composition
Input (English): Premise: It was nighttime. 
 Initial Context: Annie heard an odd noise. 
 Original Ending: It seemed like it was right outside her window. She looked through the window. A big snowy owl was perched on the sill. 
 Counterfactual Context: Annie was watching television.
Output (English): It seemed like it was getting late. She looked through the window. A big snowy owl was perched on the sill.