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: Thomas never tried to ski before. His friends made him go to the mountain. He put on his skis and went down the mountain. It was going good until the tree came up. Thomas slammed into the tree ending his first day of skiing.
Why did Thomas slam into the tree ending his first day of skiing?

Not Answerable