Task: Story Composition
Input (English): Premise: My daughter was trying to learn to play the piano. 
 Initial Context: She found an app on her tablet that she could use to learn to play. 
 Original Ending: She wanted to buy the app. I set a goal for her to reach to buy it. She was able to buy it after reaching her goal in a month. 
 New ending: She wanted to buy the book. I set a goal for her to reach to buy it. She was able to buy it after reaching her goal in a month. 
Output (English): She found a book that she could use to learn to play.