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

Example Input: What can an old, ill man do or rather not do?
Example Output: What can and old, ill man not do?

Example Input: Where was or no rather who was Masovia II of Boleslaw?
Example Output: Who was Masovia II of Boleslaw?

Example Input: Gamma delta T cells rearrange NK, no I mean TCR genes to produce what?
Example Output:
Gamma delta T cells rearrange TCR genes to produce what?