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: How many times has Polonia won the cup?
disfluent question: How many times has Ekstraklasa won the cup no sorry Polonia not Ekstraklasa?
context: Their local rivals, Polonia Warsaw, have significantly fewer supporters, yet they managed to win Ekstraklasa Championship in 2000. They also won the country's championship in 1946, and won the cup twice as well. Polonia's home venue is located at Konwiktorska Street, a ten-minute walk north from the Old Town. Polonia was relegated from the country's top flight in 2013 because of their disastrous financial situation. They are now playing in the 4th league (5th tier in Poland) -the bottom professional league in the National Polish Football Association (PZPN) structure.
Example Output: twice

Example Input: proper question: What are intermediate forwarding nodes?
disfluent question: What are packets no intermediate forwarding nodes?
context: Packet mode communication may be implemented with or without intermediate forwarding nodes (packet switches or routers). Packets are normally forwarded by intermediate network nodes asynchronously using first-in, first-out buffering, but may be forwarded according to some scheduling discipline for fair queuing, traffic shaping, or for differentiated or guaranteed quality of service, such as weighted fair queuing or leaky bucket. In case of a shared physical medium (such as radio or 10BASE5), the packets may be delivered according to a multiple access scheme.
Example Output: None

Example Input: proper question: What had Vice President Agnew always suffered from?
disfluent question: What had federal courts or wait Vice President Agnew always suffered from?
context: It has been argued that the term civil disobedience has always suffered from ambiguity and in modern times, become utterly debased. Marshall Cohen notes, It has been used to describe everything from bringing a test-case in the federal courts to taking aim at a federal official. Indeed, for Vice President Agnew it has become a code-word describing the activities of muggers, arsonists, draft evaders, campaign hecklers, campus militants, anti-war demonstrators, juvenile delinquents and political assassins.
Example Output:
None