[Event "London, 1862"] [White "Wilhelm Steinitz"] [Black "Augustus Mongredien"] [FEN "r3k3/pbpqb1r1/1p2Q1p1/3pP1B1/3P4/3B4/PPP4P/5RK1 w - - 1 0"] %Hidden=1 1. Bxg6+ Rxg6 2. Qxg6+ Kd8 3. Rf8+ Qe8 4. Qxe8#