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: Frank bought a vintage bicycle at a neighbor's yard sale. Although the bike needed a lot of work, Frank thought he could do it. He went online and researched how best to fix the bike up. He purchased what he needed and spent many hours working on it. After a few days, Frank was finished and the bike was like new.
Why did He purchase what he needed?

Answerable