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: Sean liked boxers. He had never tried briefs. One day, his girlfriend bought him briefs as a present. Sean was disappointed but decided to try them. He fell in love with briefs.
Why did He fall in love with briefs?

Not Answerable