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 is the name of the person who created the first aviation community no sorry just the name of the first built community?

Ex Output:
disfluent


Ex Input:
What Khitan leader rejected the Mongols?

Ex Output:
proper


Ex Input:
When was the IPCC Trust Fund start I mean founded?

Ex Output:

disfluent