[Event "Tournament"] [Site "masterchessopen.com – Hamburg (Germany)"] [Round "0"] [White "Sommerfeld Armin (GER)"] [Black "Michaelsen Nils (GER)"] [Result "0-1"] [WhiteElo "2224"] [BlackElo "2412"] [ECO "B33"] [Opening "Sicilian: Open, 2...Nc6"] 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 h6 10.Bh4 e5 11.Nf5 Bxf5 12.exf5 exf4 13.Qxf4 d5 14.Bf2 Rc8 15.Be2 Bb4 16.Nb1 Bd6 17.Qa4 a6 18.Nd2 Qc7 19.Kb1 b5 20.Qb3 Rfe8 21.Rhe1 Bf4 22.Nf1 Be5 23.Bf3 a5 24.Bxd5 a4 25.Qxb5 Nb4 26.Bxf7+ Kxf7 27.Qxb4 Qxc2+ 28.Ka1 Rb8 29.Bb6 Nd5 30.Qb5 Rxb6 31.Qxd5+ Kf8 {#R} 0-1