[Event "It (open)"] [Site "masterchessopen.com – Sao Paulo (Brazil)"] [Round "5"] [White "De Souza Mauro (BRA)"] [Black "Santos Marcus Vinicius Moreira (BRA)"] [Result "0-1"] [WhiteElo "2359"] [BlackElo "2177"] [ECO "E70"] [Opening "King's Indian: 4.e4 d6"] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bg5 O-O 6.Qd2 c5 7.d5 Nbd7 8.Nf3 b5 9.cxb5 a6 10.a4 Qa5 11.Bd3 Qb4 12.O-O axb5 13.axb5 Bb7 14.Qc2 Nb6 15.Bd2 c4 16.Be2 Nfd7 17.Be3 Nc5 18.Rxa8 Rxa8 19.Nd4 e6 20.Nc6 Qb3 21.Qc1 Bxc3 22.bxc3 Qxb5 23.Nd4 Qd7 {#R} 0-1