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

Which debate er what is the university's winter carnival and concert called?
What is the university's winter carnival and concert called?

Raghuram Rajan or wait Hank Paulson is the former Chairman and CEO of what banking firm?
Hank Paulson is the former Chairman and CEO of what banking firm?

What is the highest range of annual fees for non-boarding students in British public schools?
What is the upper range of annual fees for non-boarding students in British public schools?