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

[EX Q]: Where no rather when was UNEP founded?
[EX A]: When was UNEP founded?

[EX Q]: What city principal no proper has a population of 1,345,596?
[EX A]: What city proper has a population of 1,345,596?

[EX Q]: How did Chinese medicine stay in one place no no tell me how it spread?
[EX A]:
How did Chinese medicine spread?