TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: What does ctenophore use to adhere or uh capture prey?

SOLUTION: What does ctenophore use to capture prey?

PROBLEM: How many no What rank for most populous city in the European Union does Warsaw hold?

SOLUTION: What rank for most populous city in the European Union does Warsaw hold?

PROBLEM: When is the first reference in history to Vienna, sorry Warsaw?

SOLUTION:
When is the first reference in history to Warsaw?