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

Example Input: What are peptides processed into no sorry what does the matching helper T cell release when it binds with the MHC:antigen complex of the B cell?
Example Output: What does the matching helper T cell release when it binds with the MHC:antigen complex of the B cell?

Example Input: What is an underbid or rather tell me what issue is common in the financial planning field?
Example Output: What issue is common in the financial planning field?

Example Input: What continued eastward no southward and is also considered the first Rhine river?
Example Output:
What continued southward and is also considered the first Rhine river?