[Event "Ch City"] [Site "masterchessopen.com Hamburg (Germany)"] [Round "1"] [White "Mueller Karsten (GER)"] [Black "Bach Matthias (GER)"] [Result "1-0"] [WhiteElo "2550"] [BlackElo "2335"] [ECO "B29"] [Opening "Sicilian: Nimzowitsch, 3.Nc3 d5"] 1.e4 c5 2.Nf3 Nf6 3.Nc3 d5 4.exd5 Nxd5 5.Bb5+ Bd7 6.Qe2 Nxc3 7.dxc3 a6 8.Bc4 e6 9.Bf4 Be7 10.O-O-O Nc6 11.h4 b5 12.Bd3 Qa5 13.Be4 O-O-O 14.Kb1 Qb6 15.Ng5 b4 16.cxb4 Nxb4 17.a3 Nc6 18.Nxf7 e5 19.Bxc6 Bxc6 20.Nxd8 {#r} 1-0