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.

Was the um no let's go with, what group was trained at Cambridge in 1643?
disfluent

What is used to analyze or rather view the properties of crystals?
disfluent

Western governments considered Islamists to be the veteran no worse of two evils when compared to whom?

disfluent