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

Ex Input:
What is a fundamental no is another function that primes have that the number 15 does not?

Ex Output:
What is another function that primes have that the number 15 does not?


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

Ex Output:
In what year did the Black Death spread into Iceland?


Ex Input:
Who described Kublai's China to the Far East, oh no make that to Europe?

Ex Output:

Who described Kublai's China to Europe?