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: Sam was as work he decides to get a soda from the vending machine. It swallowed his dollar. He kept on purchasing more. He ended up losing 10 bucks
Why did It swallow his dollar?

Not Answerable