TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: When was no in what year was 366,273 people in Jacksonville?

SOLUTION: What year was 366,273 people in Jacksonville?

PROBLEM: When was the Southern Pacific or no make that Central Pacific Railroad founded?

SOLUTION: When was the Central Pacific Railroad founded?

PROBLEM: When did Khan establish the Great Yuan no no sorry when did he disestablish it?

SOLUTION:
When did Khan disestablish the Great Yuan?