Definition: In this task you are given a story and a question regarding that story. You must judge whether the question is answerable based on the info given to you. Label the instances as "Answerable" or "Not Answerable" based on your judgment. the story and the question are separated by a new line character.
Input: Chester had worked all summer. He had carefully saved every dime he earned. Now he took his money and went to the mall. He carefully selected a ring for his girlfriend. Chester was so excited to go home and propose!
Why was Chester so excited to go home and propose?

Not Answerable