[Event "Tournament (open)"] [Site "masterchessopen.com Birigui (Brazil)"] [Date "2008.06.21"] [Round "4"] [White "Mareco Sandro (ARG)"] [Black "Narvaez Eduardo De Oliveira (BRA)"] [Result "1-0"] [WhiteElo "2481"] [BlackElo "2133"] [ECO "B42"] [Opening "Sicilian: Kan, 5.Bd3"] 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 b5 6.O-O d6 7.Qe2 Nd7 8.a4 b4 9.c3 bxc3 10.Nxc3 Ngf6 11.f4 Be7 12.Kh1 Qc7 13.Be3 O-O 14.Rac1 Nc5 15.Bb1 Qb7 16.e5 Nd5 17.Nxd5 Qxd5 18.b4 dxe5 19.fxe5 Ne4 20.Nc6 Bd8 21.Rfd1 {#r} 1-0