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

Example Input: Original sorry late published versions were utilized by who?
Example Output: Late published versions were utilized by who?

Example Input: What social problems no what nationality aren't researchers Richard G. Wilkinson and Kate Pickett?
Example Output: What nationality aren't researchers Richard G. Wilkinson and Kate Pickett?

Example Input: Which border does the Rhine flow to the south no sorry which border does it flow from the north?
Example Output:
Which border does the Rhine flow from the north?