You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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.

Bob was a computer scientist. He enjoyed natural language processing. He decided to revolutionize the industry! He formulated a machine learning algorithm to process words. He won the nobel prize for his work!
Why did He formulate a machine?
Solution: Answerable
Why? He formulated a machine learning algorithm to process words.

New input: I waited in front of the class until it started. After several minutes, I was wandering around. One of my friends showed up to the front door. He told me that class was cancelled. I decided to spend one to two hours in the computer lab.
Why did I decide to spend one to two hours in the computer lab?
Solution:
Answerable