[Event "Ch Pan-American (amateurs)"] [Site "masterchessopen.com - Cartagena (Colombia)"] [Date "2012.07.05"] [Round "4"] [White "Angulo Pastrana Oscar"] [Black "Villamil Nahum Jose"] [Result "0-1"] [WhiteElo "1591"] [BlackElo "1846"] [ECO "A04"] [Opening "Reti: 1...c5"] 1.Nf3 c5 2.g3 Nc6 3.Bg2 e5 4.d3 g6 5.O-O Bg7 6.Re1 h6 7.c4 d6 8.Nc3 Be6 9.a3 Qd7 10.Rb1 f5 11.e3 Nge7 12.Na2 O-O 13.Nc3 Kh8 14.Qc2 f4 15.exf4 Bh3 16.Bh1 exf4 17.Bxf4 Rxf4 {#R} 0-1