instruction:
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.
question:
What is the system of many biological structures and processes that protect an organism from cold?
answer:
proper

question:
What possible abolitionist no um percentage of students attended private schools in Grundgesetz in 1992?
answer:
disfluent

question:
Who managed Datanet 1 for KPN?
answer:
proper