[Event "It (open)"] [Site "masterchessopen.com – Brasilia (Brazil)"] [Round "5"] [White "Olivencia Flavio (BRA)"] [Black "Wilhelms Diego"] [Result "1-0"] [WhiteElo "2228"] [ECO "B53"] [Opening "Sicilian, Chekhover, 4...Nc6"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.Bg5 e6 9.O-O-O Be7 10.Rhe1 Qc7 11.Bxf6 gxf6 12.Nd5 Qd8 13.Nxe7 Kxe7 14.e5 fxe5 15.Nxe5 Bd5 16.Ng4 Bxg2 17.Qf6+ Kd7 18.Qxf7+ Qe7 19.Nf6+ Kd8 20.Qxe6 {#r} 1-0