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.

What happens to the krill or er the jellyfish nematocysts when they are eaten by the haeckelia?
Output:
What happens to the jellyfish nematocysts when they are eaten by the haeckelia?