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: What did John Paul II's visits in 1973 and 1989 encourage?

SOLUTION: proper

PROBLEM: On which day did Queen Elizabeth II or rather Queen Elizabeth I open the new Scottish Parliament Building?

SOLUTION: disfluent

PROBLEM: some researchers believe that what is the earliest-diverging animal phylum?

SOLUTION:
disfluent