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: Ivan walked through a park and found an old camera. There were still 6 shots left on the roll. Ivan took a few landscapes and some of himself. He put the camera back where he found it. Ivan thought the owner will enjoy his addition.
Why did Ivan walk through a park?

Not Answerable