Task: Story Composition
Input (English): Premise: Debra was looking for her cat. 
 Initial Context: Sam said she'd help her. 
 Original Ending: The cat was on a tree. Sam climbed up the tree but fell. The cat jumped down the tree. 
 New ending: The cat had been on a tree. Sam climbed up the tree and nearly fell on his way up. The cat jumped down the tree, and Sam managed to grab it. 
Output (English): Sam found the cat and brought it to Debra.