Part 1. Definition
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
Part 2. Example
Who did the Han Chinese want to help the Khitan no I mean the Mongols fight?
Answer: Who did the Han Chinese want to help the Mongols fight?
Explanation: The input initially means Khitan and then changes to Mongols, hence this is correct.
Part 3. Exercise
The college, or rather, the University enrolled 3,468 students in the College and how many in it's graduate divisions?
Answer:
The University enrolled 3,468 students in the College  and how many in it's graduate divisions?