Task: Story Composition
Input (English): Premise: Mick thought that there was an elf in his backyard. 
 Initial Context: He swore he saw it moving around at night. 
 Original Ending: One night he snuck outside. He was determined to catch it. But instead of an elf, he found a deer! 
 New ending: One morning he snuck outside. He was determined to catch it. But instead of an elf, he found a deer! 
Output (English): He swore he saw it moving around in the morning.