Classify the input text into either disfluent questions or proper questions. 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.

[Q]: Which were um what were European countries not doing during the 1700's?
[A]: disfluent


[Q]: scientists found their Y. pestis sample where?
[A]: disfluent


[Q]: What organization was led by I mean defeated by Hasan al-Hudaybi?
[A]:
disfluent