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: How was er what took place during the Mexian War?

SOLUTION: disfluent

PROBLEM: What took place during the Mexian War?

SOLUTION: proper

PROBLEM: What people are least vulnerable to infection?

SOLUTION:
proper