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.

Ex Input:
What play by Oedipus, demonstrates civil disobedience?

Ex Output:
proper


Ex Input:
What is the nervous system made up of?

Ex Output:
proper


Ex Input:
Which religion did Kublai reject?

Ex Output:

proper