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 instrument is used to orient or rather perform analogy and numerical experiments?
Example Output: What instrument is used to perform analogy and numerical experiments?

Example Input: What region of the Rhine um actually what decreased the rate of flow and caused the ground water level to rise?
Example Output: What decreased the rate of flow and caused the ground water level to rise?

Example Input: By justification certain racial and geographical theories, Europe ugh I should have said Asia thought of itself as what?
Example Output:
By justification certain racial and geographical theories, Asia thought of itself as what?