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: What does Piketty feel was the biggest factors in reducing growth, scratch that, inequality between 1941 to 1945?

What does Piketty feel was the biggest factors in reducing inequality between 1941 to 1945?