black wins
Computer cheat?
if game drawn because of insufficient material...then in this case Black must have run out of time, but didn't lose. White has no material to win. Therefore draw.
if I am not mistaken such a thing had happend to me .ask a staff to fix the bug !(if there is one !)
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http://www.chess.com/livechess/game.html?id=81430619
Can you understand the draw reason!