You will be given a definition of a task first, then some input of the task.
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

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