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

Input: Consider Input: What were Kublai Khan's successors no the Yuan armies too weak to stop?

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


Input: Consider Input: In which or no make that year did Harvard Stadium become the first ever concrete reinforced stadium in the country?

Output: In what year did Harvard Stadium become the first ever concrete reinforced stadium in the country?


Input: Consider Input: What was the most important discovery that led to the intimate coupling no the understanding that Earth's lithosphere is separated into tectonic plates?
Output: What was the most important discovery that led to the understanding that Earth's lithosphere is separated into tectonic plates?