Task: Story Composition
Input (English): Premise: Rob ran for his high school track team. 
 Initial Context: He was a sprinter with very fast speed. 
 Original Ending: He was practicing on the track one day. But he twisted his ankle badly. He foot grew two times the normal size that day. 
 New ending: He was practicing on the field one day. But he ruptured his muscle badly. His hand grew two times the normal size that day. 
Output (English): He was a footballer with a great throwing arm.