[Event "Memorial A.Sonnenfeld (cat.2)"] [Site "masterchessopen.com Praca Seca (Brazil)"] [Date "2009.02.09"] [Round "9"] [White "Guimaraes Wagner P (BRA)"] [Black "Silva Celso Renato Rodrigues Da (BRA)"] [Result "1-0"] [WhiteElo "2291"] [BlackElo "2094"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d6 5.Nc3 Nf6 6.Bg5 e6 7.Qd2 h6 8.Bxf6 Qxf6 9.Ndb5 Qd8 10.O-O-O Be7 11.Nxd6+ Kf8 12.f4 a6 13.e5 b5 14.Nce4 Qb6 15.Be2 a5 16.Bf3 Rb8 17.Qc3 Nb4 18.Kb1 Nd5 19.Rxd5 exd5 20.Nxc8 Qd8 21.Ned6 b4 22.Qc6 g6 23.Rd1 Kg7 24.Qxd5 Rf8 25.f5 f6 26.Nxe7 Qxe7 27.Qe6 Qc7 28.Ne8+ Rbxe8 29.Rd7+ Qxd7 {#r} 1-0