[Event "Tournament (open)"] [Site "Rio de Janeiro (Brazil)"] [Date "2012.06.07"] [Round "1"] [White "Mascarenhas Alberto (BRA)"] [Black "Borensztajn David (BRA)"] [Result "1-0"] [WhiteElo "2246"] [BlackElo "1938"] [ECO "A00"] [Opening "Benko Opening"] 1.g3 e6 2.e4 g6 3.d4 Bg7 4.Bg2 b6 5.c4 Bb7 6.Nc3 d6 7.Nge2 Ne7 8.O-O Nd7 9.f4 f5 10.Be3 Nf6 11.e5 Bxg2 12.exf6 Bxf6 13.Kxg2 {#r} 1-0