[White "Daily tactics #6"]   [Black "Black to play and win"]   [Setup "1"]   [FEN "2b2rkr/6p1/1R2p3/2p3Q1/p2n4/q7/PB3PPP/1B3RK1 b - - 0 1"]   1... Qg3!! { I will let the reader to work out the remaining variations himself.   It has to be noted that his puzzle was inspired by the  game Levitzky - Marshall , where Marshall played the same Qg3 which was later characterized by many people as one of the most brilliant moves ever played.}