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

Example Input: The planet Vulcan was predicted to explain the what with planet Mercury no Saturn?
Example Output: The planet Vulcan was predicted to explain the what with planet Saturn?

Example Input: A forced trade agreement between two countries is not a power er instead an example of what?
Example Output: A forced trade agreement between two countries is not an example of what?

Example Input: As of 2014 or no rather as of 2017, how many courses are required under Core?
Example Output:
As of 2017, how many courses are required under Core?