Task: Story Composition
Input (English): Premise: Timmy wants to learn to swim. 
 Initial Context: His family visits the lake every summer. 
 Original Ending: This summer he decides to learn how to swim. He practices hard every day for the whole summer. Timmy is proud now that he can swim. 
 Counterfactual Context: His family keeps putting off his lessons.
Output (English): This summer his family decides it's finally time to learn how to swim. He practices hard every day for the whole summer. Timmy is proud now that he can swim.