Change of a letter or sense change: if not Vladimir Putin, what?

In general, a subject, than this or that president, who his main competitors what, in turn, pluses and minuses at them, in many countries is everyday, on duty, even routine is good or bad. More shortly, anything special – discuss as breathe. At us it is some differently, but nevertheless … Question "If not Vladimir Putin, who? " long ago it is considered a trump card of supporters of the present head of state. Indeed, well here this, whether that? Or that? Pier, do not make laugh, replacement is not present Though here at least some reefs. First, and how full objective, first-hand you have information "about...