[Event "It (open)"] [Site "masterchessopen.com Sao Paulo (Brazil)"] [Round "4"] [White "Ratcu Tatiana (BRA)"] [Black "Nagashima Carlos (BRA)"] [Result "1-0"] [WhiteElo "2080"] [BlackElo "2043"] [ECO "C60"] [Opening "Spanish: Cozio, 4.O-O g6"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O g6 5.d4 exd4 6.Nxd4 Bg7 7.Be3 O-O 8.Nc3 a6 9.Be2 d6 10.Qd2 b5 11.a3 Ne5 12.f4 Ng4 13.Rad1 Nxe3 14.Qxe3 Qe8 15.Qg3 f5 16.Bf3 Rb8 17.Rfe1 c5 18.Nb3 Qf7 19.Rxd6 fxe4 20.Bxe4 Qxf4 21.Qxf4 Rxf4 22.Nxc5 a5 23.Bf3 {#r} 1-0