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

[EX Q]: What happens when the what cause the immune system to treat foreign organisms like normal tissues?
[EX A]: What causes the immune system to treat foreign organisms like normal tissues?

[EX Q]: How do oh no actually what would income differentials be if individual contributions weren't relevant to the social product?
[EX A]: What would income differentials be if individual contributions weren't relevant to the social product?

[EX Q]: What water has warm urgh instead  cold green waters?
[EX A]:
What water has cold green waters?