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

[EX Q]: Why is Powsin no Warsaw's flora very rich in species?
[EX A]: Why is Warsaw's flora very rich in species?

[EX Q]: What social problems no what nationality aren't researchers Richard G. Wilkinson and Kate Pickett?
[EX A]: What nationality aren't researchers Richard G. Wilkinson and Kate Pickett?

[EX Q]: Who was the Karluk Kara-Khanid no the Uighur King of Qocho ranked below?
[EX A]:
Who was the Uighur King of Qocho ranked below?