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 stood by the side of the road wearing a safety vest. When a car came, he flagged it down and asked it to stop. Tony explained that there was now a one dollar toll on the road. The driver seemed suspicious of this but paid anyway. As the drive left Tony laughed at his barlishness.
Why did Tony stand by the side of the road wearing a safety vest?

Answerable