TASK DEFINITION: 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.
PROBLEM: How is er what are refineries often called?

SOLUTION: disfluent

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

SOLUTION: disfluent

PROBLEM: Europe first colonized the Americas, then Asia, but what continent was fourth?

SOLUTION:
proper