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

[Q]: What is the Rhine, scratch that, where does its name come from?
[A]: Where does the name Rhine derive from? 


[Q]: What does ctenophore use to adhere or uh capture prey?
[A]: What does ctenophore use to capture prey?


[Q]: Who lives longer on average than Japanese no Greeks and New Zealanders?
[A]:
Who lives longer on average than Greeks and New Zealanders?