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: Tony loved frosted flakes. It was his favorite cereal. He thought they were Great. He ran out of milk though. He went to the store and bought some milk.
Why did He think they were Great?

Not Answerable