Task: Story Composition
Input (English): Premise: Timmy and his friend Jason loved riding bikes. 
 Initial Context: They would always zoom around them in the neighborhood. 
 Original Ending: They decided to have a race to see who was fastest. Timmy and Jason both lined up their bikes and sped off. Jason came across the line first. 
 Counterfactual Context: They would always ride carefully and at slow speeds.
Output (English): One day they decided to have a race. Timmy and Jason both lined up their bikes and sped off They both ended up riding slow and crossed the line at the same time.