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: Sally went to the library. She asked the librarian for a good book to read. The librarian gave her a book on spiders. She was terrified by the book. Sally decided to leave and watch TV instead.
Why did Sally go to the library?

Answerable