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: What can experiments be used to explain beside magma crystallization?

Output: proper


Input: Consider Input: Who was the Karluk Kara-Khanid no the Uighur King of Qocho ranked below?

Output: disfluent


Input: Consider Input: What was third I mean the second assessment report lacking in it?


Output: disfluent


