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.

Example Input: What city later became Khanbaliq no Beijing?
Example Output: What city later became Beijing?

Example Input: In what year, hmm actually, which University ranks having the 9th most number of volumes in the US?
Example Output: Which University ranks having the 9th most number of volumes in the US?

Example Input: What pushes capital no um businesses to decrease pressures on workers?
Example Output:
What pushes businesses to decrease pressures on workers?