Task: Story Composition
Input (English): Premise: Tom was trying so save up money for a new computer game. 
 Initial Context: He realized he had a bunch of coins in a large jug. 
 Original Ending: Tom decided to count and roll up all the coins. It turned out he had more than enough for the game in coins. He deposited the coins in the bank and bought the game. 
 New ending: Tom decided to count and roll up all the coins. It turned out his sister had more than enough for the game in coins. He deposited the coins in the bank and bought the game. 
Output (English): He asked his sister to borrow money from her piggy bank.