[Event "Ch Paulista"] [Site "masterchessopen.com – Americana (Brazil)"] [Round "6"] [White "Andrade Roberto Luiz Costa (BRA)"] [Black "Chiaramitara Jr Pedro (BRA)"] [Result "1-0"] [WhiteElo "2294"] [BlackElo "2091"] [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 e5 9.Qd3 Be7 10.Bxf6 gxf6 11.Nh4 Qb6 12.Nf5 Qxb2 13.Rb1 Qa3 14.Nxe7 Kxe7 15.Nd5+ {#r} 1-0