Task: Story Composition
Input (English): Premise: The neighborhood kids gathered around on the sidewalk. 
 Initial Context: A police officer had pulled over and was showing them his car. 
 Original Ending: They took turns flipping on the lights and playing with the siren. The policeman was very nice and friendly. They waved goodbye as he drove away. 
 Counterfactual Context: A police officer had pulled over and warned them  to get home before dark.
Output (English): To cheer them up, the policeman let them take turns flipping on the lights and playing with the siren. The policeman was very nice and friendly. They waved goodbye as he drove away.