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

[EX Q]: What type of math was not advanced during Zhu Shijie's time no scratch that I want to know what modern math concept did Zhu Shijie do work similar to?
[EX A]: What modern math concept did Zhu Shijie do work similar to?

[EX Q]: What happens before the contractors no um the foundation is dug and when a final inspection is passed?
[EX A]: What happens before the foundation is dug and when a final inspection is passed?

[EX Q]: What makes ctenophores different from all other cells, I mean, animals?
[EX A]:
What makes ctenophores different from all other animals?