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.

Input: Consider Input: Europe first colonized the Americas, then Asia, but what continent was second I mean fourth?

Output: disfluent


Input: Consider Input: What opportunity did Barack Obama support for Swedish children?

Output: proper


Input: Consider Input: When was al-Hudaybi no Qutb born?


Output: disfluent