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 is one thing diffused no no um measuring in crystal lattices shows in ash layers?

SOLUTION: disfluent

PROBLEM: Did the RAND corporation retain any of the research?

SOLUTION: proper

PROBLEM: Whom was Charles Darwin no Lyell influenced by?

SOLUTION:
disfluent