Use a disfluent question or a proper question and find the answer to the question based on the given context or return None if an answer can't be found. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.

Example Input: proper question: What did Charles Darwin publish in 1830?
disfluent question: Who did What did Charles Darwin publish in 1830?
context: Sir Charles Lyell first published his famous book, Principles of Geology, in 1830. This book, which influenced the thought of Charles Darwin, successfully promoted the doctrine of uniformitarianism. This theory states that slow geological processes have occurred throughout the Earth's history and are still occurring today. In contrast, catastrophism is the theory that Earth's features formed in single, catastrophic events and remained unchanged thereafter. Though Hutton believed in uniformitarianism, the idea was not widely accepted at the time.
Example Output: None

Example Input: proper question: What did Ghandi decide to use so that everyone would have the same deal?
disfluent question: When did What did Ghandi decide to use so that everyone would have the same deal?
context: Sometimes the prosecution proposes a plea bargain to civil disobedients, as in the case of the Camden 28, in which the defendants were offered an opportunity to plead guilty to one misdemeanor count and receive no jail time. In some mass arrest situations, the activists decide to use solidarity tactics to secure the same plea bargain for everyone. But some activists have opted to enter a blind plea, pleading guilty without any plea agreement in place. Mohandas Gandhi pleaded guilty and told the court, I am here to . . . submit cheerfully to the highest penalty that can be inflicted upon me for what in law is a deliberate crime and what appears to me to be the highest duty of a citizen.
Example Output: None

Example Input: proper question: What kind of rivalry do Oxford and Cambridge have?
disfluent question: Are Oxford and Cambridge rivals no wait What kind of rivalry do Oxford and Cambridge have?
context: The Harvard Crimson competes in 42 intercollegiate sports in the NCAA Division I Ivy League. Harvard has an intense athletic rivalry with Yale University culminating in The Game, although the HarvardYale Regatta predates the football game. This rivalry, though, is put aside every two years when the Harvard and Yale Track and Field teams come together to compete against a combined Oxford University and Cambridge University team, a competition that is the oldest continuous international amateur competition in the world.
Example Output:
None