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: Mrs Winters gathered her class around. They got off the bus and began walking towards the museum. They were going to see several exhibits that day. The children were excited and also were able to learn a lot. It was a very successful field trip for the class.
Why did Mrs Winters gather her class?

Answerable