[Event "Ch Brazil"] [Site "masterchessopen.com Sao Paulo (Brazil)"] [Round "2"] [White "Machado Hermes A (BRA)"] [Black "Tsuboi Edson Kenji (BRA)"] [Result "0-1"] [WhiteElo "2310"] [BlackElo "2350"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O Qc7 11.Rc1 Rd8 12.Qa4 Bd7 13.Qa3 Na5 14.Bd3 b6 15.Rfd1 e5 16.f4 Bg4 17.fxe5 c4 18.Bc2 Bxe2 19.Rd2 Bd3 20.Ba4 Nc6 21.Bg5 Rd7 22.Re1 a6 23.d5 Nxe5 24.Bxd7 Qxd7 25.h3 Re8 26.Qxa6 Qd6 27.Rb2 Nf3+ {#R} 0-1