Task: Story Composition
Input (English): Premise: Juliana really wanted to learn how to play the piano. 
 Initial Context: As she didn't have a piano at home, she practiced at a friend's house. 
 Original Ending: When her parents saw how serious she was, they bought her a piano. Juliana was ecstatic and practiced a lot every day. She now plays very well and people enjoy her music very much. 
 New ending: When her parents saw how serious she was, they bought her a better piano. Juliana was ecstatic and practiced a lot every day. She now plays very well and people enjoy her music very much. 
Output (English): She had a piano at her house to practice on.