Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

[EX Q]: How many no What rank for most populous city in the European Union does Warsaw hold?
[EX A]: What rank for most populous city in the European Union does Warsaw hold?

[EX Q]: What are er what is used to enhance the effects of inflammation?
[EX A]: What is used to enhance the effects of inflammation?

[EX Q]: What does Mnemiopsis er the Beroe eat?
[EX A]:
What does the Beroe eat?