instruction:
Convert a disfluent question to a proper question. 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.
question:
When did Kublai attack no defend Xiangyang?
answer:
When did Kublai defend Xiangyang?


question:
Who has the responsibility for coordinating or um publishing materials?
answer:
Who has the responsibility for publishing materials?


question:
What led to Newcastle's fall from power as military no political advisor? , What led to the Duke of Cumberland's fall from power as political advisor no Newcastle's?
answer:

What led to Newcastle's fall from power as political advisor?