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:
Whose occupation of Iraq no Kuwait did the Saudi drats sorry US military personal seek to put an end to?
answer:
disfluent


question:
Who is usually working together?
answer:
proper


question:
What does not explain the failure of vaccines directed at the HIV virus?
answer:

proper