Task: Story Composition
Input (English): Premise: Gus lived in the city and had never seen a firefly. 
 Initial Context: He visited his Grandfather and was surprised by these light up bugs. 
 Original Ending: His Grandfather helped him find a jar to keep the lightning bugs in. Gus spent an hour catching the bugs and putting them in a jar. It was a night they would never forget. 
 Counterfactual Context: He visited his Grandmother and was surprised by these light up bugs.
Output (English): His Grandmother helped him find a jar to keep the lightning bugs in. Gus spent an hour catching the bugs and putting them in a jar. It was a night they would never forget.