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

[EX Q]: Which country does the Moselle river encounter it's main tributaries no not the Moselle but the Rhine river?
[EX A]: Which country does the Rhine encounter it's main tributaries?

[EX Q]: What term what drove residents to quieter suburban housing?
[EX A]: What drove residents to quieter suburban housing?

[EX Q]: Which is or no make that what is one general concept that applies to elements of commutative rings?
[EX A]:
What is one general concept that applies to elements of commutative rings?