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

Example Input: What is the Rhine, scratch that, where does its name come from?
Example Output: Where does the name Rhine derive from? 

Example Input: When was the Southern Pacific or no make that Central Pacific Railroad founded?
Example Output: When was the Central Pacific Railroad founded?

Example Input: How could human inequality be addressed without resulting  what does the current low level of population have a large impact on?
Example Output:
What does the current low level of population have a large impact on?