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

Example Input: What is er uh what evolved in later vertebrates?
Example Output: What evolved in later vertebrates?

Example Input: How do cicada predator populations grow I mean how much larger would they be if cicada outbreaks occurred at 14 and 15 year intervals?
Example Output: How much larger would cicada predator populations be if cicada outbreaks occurred at 14 and 15 year intervals?

Example Input: What cells do not carry receptor molecules or wait tell me what killer B cells recognize?
Example Output:
What do killer B cells recognize?