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.

Who no I mean what has the lowest impact on wealth accumulation and the resulting income inequality?
disfluent

What didn't happen as a result of the Russo-Japanese War?
proper

Who kept the full records on climate research?

proper