Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
--------
Question: When did What centuries did the Roman times take place within?

Answer: What centuries did the Roman times take place within?


Question: How did or no rather what did Mongols worship?

Answer: What did Mongols worship?


Question: What began no What was it called when Jacksonville's white population moved to the city?

Answer:
What was it called when Jacksonville's white population moved to the city?