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

Example Input: Which modern city did Hebei or no make that Khanbaliq become?
Example Output: What modern city did Khanbaliq become?

Example Input: Which or no what US war caused a high amount of civil disobedience?
Example Output: What US war caused a high amount of civil disobedience?

Example Input: What sin er which leaders did the Islamic extremists not attack?
Example Output:
Which leaders did the Islamic extremists not attack?