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

[EX Q]: What do low levels of inequality prevent beyond economic prosperity no sorry tell me what is positively correlated to the duration of economic growth?
[EX A]: What is positively correlated to the duration of economic growth?

[EX Q]: How do the propose no rather who can propose the date of the poll be varied by up to three months?
[EX A]: Who can propose the date of the poll be varied by up to three months?

[EX Q]: Who ended the Mongolian er uh Yuan dynasty?
[EX A]:
 Who ended the Yuan dynasty?