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: How was The Princeton Review ranked by students in 2015 no sorry 2013 for being most informative?

How was The Princeton Review ranked by students in 2013 for being most informative?