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.
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Question: The success of pathogens is successfully no is predicated on their ability to do what?

Answer: disfluent


Question: When was Qutb executed?

Answer: proper


Question: What actor starred in the Movie Saving Private Ryan?

Answer:
proper