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.

Example Input: Which theorem states that all large even no odd integers can be expressed as a sum of three primes?
Example Output: disfluent

Example Input: What kind of winters does Jacksonville have along with hot and dry summers?
Example Output: proper

Example Input: What group was trained at Cambridge in 1643?
Example Output:
proper