[Event "Ch Argentina"] [Site "masterchessopen.com – Caseros (Argentina)"] [Round "4"] [White "Varas Carlos (CHI)"] [Black "Castillo Castelan Miguel (MEX)"] [Result "1-0"] [WhiteElo "2259"] [BlackElo "2043"] [ECO "D24"] [Opening "QGA: 4.Nc3 a6 5.a4"] 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 a6 5.a4 Bf5 6.e3 e6 7.Bxc4 c5 8.O-O Nc6 9.Qe2 cxd4 10.Rd1 Bg4 11.exd4 Be7 12.d5 Bxf3 13.gxf3 exd5 14.Nxd5 Nxd5 15.Bxd5 Qc7 16.Re1 Nd4 17.Qe4 Nc2 18.Bf4 f5 19.Bf7+ Kf8 20.Qxf5 Qc6 21.Bb3+ Bf6 22.Bxc2 g6 23.Bh6+ Kg8 24.Bb3+ {#r} 1-0