Definition: Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
Input: Who was President of the IPCC before Rajendra K. Pachauri, no it was actually, Hoesung Lee?

Who was President of the IPCC before Hoesung Lee?