TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: What were Kublai Khan's successors no the Yuan armies too weak to stop?

SOLUTION: What were the Yuan armies too weak to stop?

PROBLEM: Raghuram Rajan or wait Hank Paulson is the former Chairman and CEO of what banking firm?

SOLUTION: Hank Paulson is the former Chairman and CEO of what banking firm?

PROBLEM: Let's say after 1945, where did France lose a war scratch that what challenged the British empire?

SOLUTION:
After 1945, what challenged the British empire?