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.

[Q]: We were lost in the middle of a new city. We asked a stranger how to get to the town hall. He said to take the 720 bus. We boarded the bus, and rode on it half an hour. That's when we realized we were going the wrong way.
Why did We board the bus?
[A]: Answerable

[Q]: Amy and her friends left the store. Amy wanted to stop by Ben's house. Lynn reminded Amy they had purchased ice cream. Amy agreed it needed to be refrigerated. They ended up going straight to Lynn's house instead.
Why did Amy want to stop by Ben 's house?
[A]: Not Answerable

[Q]: Ariel twirled around in her smart looking dance outfit. High on the experience she tried to do a hard move. Ariel attempted to do a front aerial. She hadn't practiced it enough though. Ariel smashed her head on the stage and died.
Why did Ariel smash her head?
[A]:
Answerable