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

Input: Consider Input: What evolved er what molecules of the adaptive immune system only exist in jawed vertebrates?

Output: What molecules of the adaptive immune system only exist in jawed vertebrates?


Input: Consider Input: What are two methods for identifying birefringence in the lab, oh actually, identifying plane-polarized light?

Output: What are two methods for identifying plane-polarized light in the lab?


Input: Consider Input: For what size natural number does Bertrand's postulate hold no Chebyshev's?
Output: For what size natural number does Chebyshev's postulate hold?