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

Example Input: During what period was the Tethys floor discovered no no sorry when did the Jurassic Period end?
Example Output: When did the Jurassic Period end?

Example Input: In what year did the Black Death spread into France umm rather Iceland?
Example Output: In what year did the Black Death spread into Iceland?

Example Input: A balance velocity no a force accelerates what?
Example Output:
A balance force accelerates what?