Task: Story Composition
Input (English): Premise: Ken wanted a puppy, but his mom said they couldn't afford it. 
 Initial Context: Ken was dejected, but he understood. 
 Original Ending: Then one day an old neighbor offered to give Ken his collie dog! Ken was thrilled to accept! He named his dog Lassie, and they quickly became best friends. 
 New ending: Then one day, that same neighbor offered to give Ken his collie as well! Ken was thrilled to accept! He named the dog Lassie, and it quickly became friends with the poodle. 
Output (English): Ken was dejected, but his neighbor gave him a poodle.