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

What is instead uh who do coordinating lead authors report to?
Who do coordinating lead authors report to?

What building um no when was Warsaw Palace completely razed to the ground by bombing raids?
When was Warsaw Palace completely razed to the ground by bombing raids?

Which no what is Warsaw's symbol?
What is Warsaw's symbol?