Task: Story Composition
Input (English): Premise: A girl wanted a pony. 
 Initial Context: She pestered her family endlessly for one. 
 Original Ending: In the end, they caved and agreed to get her a pony for Christmas. When Christmas came, they presented her with a rocking horse. Her resentment and sense of betrayal festered for years. 
 New ending: In the end, they caved and agreed to get her a pony for Christmas When Christmas came, they presented her with a rocking horse. Her resentment and sense of betrayal festered for years. 
Output (English): Her family couldn't have one because their backyard is too small.