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:
Recent studies believe that Metazoa or uh ctenophores are the sister lineage to what?

Ex Output:
disfluent


Ex Input:
What possible abolitionist no um percentage of students attended private schools in Grundgesetz in 1992?

Ex Output:
disfluent


Ex Input:
In what type of problem, sorry, ring can prime ideals be used for validating number theory?

Ex Output:

disfluent