[Event "Tournament (open)"] [Site "masterchessopen.com Rio de Janeiro (Brazil)"] [Date "2011.07.03"] [Round "6"] [White "Lopes Filho Jorge Antonio Ferrei"] [Black "Cha Joao Pedro Amato De"] [Result "1-0"] [BlackElo "1719"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.Bg5 Be7 9.Qf3 Qb6 10.O-O-O Qb7 11.Rhe1 Nbd7 12.Qg3 b4 13.Bxf6 Nxf6 14.Na4 Nxe4 15.Qxg7 Bf6 16.Qg4 Nxf2 17.Qf4 Nxd1 18.Qxf6 Rg8 19.Rxd1 Rxg2 20.Nf5 exf5 21.Bd5 {#r} 1-0