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.

Ex Input:
When did the University reach the Sweet Seventeen?

Ex Output:
proper


Ex Input:
In what year, uh sorry let me ask instead, how many people protested the school assimilation program in Malaysia?

Ex Output:
disfluent


Ex Input:
How is the prime number p in Chebyshev's no, in Bertrand's postulate expressed mathematically?

Ex Output:

disfluent