Task: Story Composition
Input (English): Premise: Ben was skateboarding through campus. 
 Initial Context: He was going very fast. 
 Original Ending: His wheel caught on a small rock. Ben crashed and scraped his knees. Ben rides more carefully now. 
 Counterfactual Context: He was going very slow and careful.
Output (English): His wheel caught on a small rock. Ben crashed and scraped his knees. Ben rides exta carefully now.