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

[EX Q]: Who were later Yuan emperors isolated um what problems did the Yuan dynasty have near its end?
[EX A]: What problems did the Yuan dynasty have near its end?

[EX Q]: What did the, sorry sorry, what created a centralized router or server?
[EX A]: What created a centralized router or server?

[EX Q]: In which journal did climate scientists no five lead IPCC authors call for support of the IPCC?
[EX A]:
In which journal did five lead IPCC authors call for support of the IPCC?