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: Bob was a tired builder and wanted to retire. Bob didn't have the money to retire. So he entered the lottery in hope of winning big. Bob stayed up late to hear the winning numbers. Bob won the big lottery and was able to retired!
Why was Bob a tired builder?

Not Answerable