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: I took my pile of change to an exchange machine. After the machine received my change, it converted it to cash. $21 dollars came out. I invited my girlfriend to dinner. I used the money I got from the machine.
Why did I take my pile of change?

Answerable