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: Who was uh construction of what led residents to move from the suburbs?
Example Output: Construction of what led residents to move from the suburbs?

Example Input: In what year what is Engineering News-Record?
Example Output: What is Engineering News-Record?

Example Input: Who which company provides train service owns the California High Speed Rail?
Example Output:
Who owns the California High Speed Rail?