Task: Story Composition
Input (English): Premise: Jay always slept with a teddy bear. 
 Initial Context: He couldn't sleep without it. 
 Original Ending: One day he left it at school. Jay did not think he would sleep. However, his mother bought him a new stuffed animal. 
 Counterfactual Context: However, he was able to sleep without it.
Output (English): One day he left it at school. Jay did think he would sleep. However, his mother bought him a new stuffed animal.