Task: Story Composition
Input (English): Premise: Francis went to a tropical island over the summer. 
 Initial Context: While he was there, a storm came and there was a lot of flooding. 
 Original Ending: Francis was stuck outside with nowhere to go. To avoid the water, he had to climb to the roof of a building. He was stuck on the roof until a helicopter came and picked him up. 
 Counterfactual Context: While he was there, the sun was out and there was a lot of sunshine.
Output (English): Francis was outside with nowhere to go. To avoid the sun, he had to hide under the roof of a building. He was stuck under the roof until the sun went down.