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: Brian was chopping some trees in his backyard. His little brother Sam wanted to help out. Brian gave his axe to Sam. Sam swung at a small tree and chopped it down. Brian gave Sam a high five.
Why did Brian give his axe?

Answerable