instruction:
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.
question:
What play by Oedipus, demonstrates civil disobedience?
answer:
proper


question:
Older people get less sun and produce more or wait less of what chemical via UVB radiation?
answer:
disfluent


question:
How is er what are refineries often called?
answer:

disfluent