TASK DEFINITION: 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.
PROBLEM: How can any branch be a field of F no um knot?

SOLUTION: How can any knot be a field of F?

PROBLEM: What type of musical instruments did the Islamic no the Yuan keep out of China?

SOLUTION: What type of musical instruments did the Yuan keep out of China?

PROBLEM: How many er the strong force is due to the exchange of what?

SOLUTION:
The strong force is due to the exchange of what?