Task: Story Composition
Input (English): Premise: Tom went to school one day. 
 Initial Context: He ended up being late for class. 
 Original Ending: The classroom door was locked. The teacher had locked it. She doesn't accept late students. 
 New ending: The classroom door was locked. The teacher hadn't unlocked it. She doesn't accommodate early students. 
Output (English): He arrived early for class.