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: Gerald was really excited for a new book that was coming out. He signed up online to get an official signed copy from the writer. He got an email that told him he had won a copy. He went to the signing in Los Angeles and waited in line. Gerald received his copy and went home to read it.
Why did He get an email that told him he had won a copy?

Answerable