Task: Story Composition
Input (English): Premise: Sam was driving down the road. 
 Initial Context: The car in front of him slammed on his brakes. 
 Original Ending: Sam slammed into the back of him. There wasn't much damage but Sam's insurance went up. He learned to not tailgate as much. 
 Counterfactual Context: There were no other cars anywhere to be seen.
Output (English): Sam slammed into the back of a deer. There wasn't much damage but Sam's insurance went up. He learned to not speed as much.