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 is er uh what evolved in later vertebrates?
[EX A]: What evolved in later vertebrates?

[EX Q]: What compounds can be masked with the molecules of the host cell in order for amino acids to evade detection, uh actually for a virus to evade detection?
[EX A]:
What compounds can be masked with the molecules of the host cell in order for a virus to evade detection?