White Elo Black Elo ECO Year Res. #       Valle, Efrain Calderon, Rafael B40 1995 ½-½ 63 Montoya, Alfonso Calderon, Rafael B40 1999 1-0 47 Constante, Juan Calderon, Rafael B40 1999 0-1 15 Page 1
Valle, Efrain - Calderon, Rafael - COL-ch sf (4), Barranquilla, 1995 B40 1.Nc3 d5 2.e4 e6 3.Nf3 Nf6 4.e5 Nfd7 5.d4 c5 6.Ne2 cxd4 7.Nexd4 Nc6 8.Nxc6 bxc6 9.Bd3 Be7 10.O-O Nc5 11.Be2 Ba6 12.Bxa6 Nxa6 13.Qd4 O-O 14.Qg4 Kh8 15.h4 Nc5 16.Nd4 Qc7 17.Bf4 Rab8 18.b3 Ne4 19.Rad1 Bc5 20.Ne2 Qb6 21.Bg3 Qb4 22.Qf4 Qa3 23.Ra1 Rb4 24.Qf3 Nd2 25.Qc3 Ne4 26.Qd3 Nxg3 27.Qxg3 Be7 28.Nf4 Re4 29.h5 h6 30.Nd3 Bc5 31.Qf3 Bd4 32.Rac1 Bxe5 33.c4 Qe7 34.Rfe1 Rxe1+ 35.Rxe1 Bd6 36.c5 Bc7 37.Qg4 a5 38.Qa4 Qd7 39.b4 Rb8 40.bxa5 Rb5 41.a6 Ra5 42.Qb3 Rxa6 43.g3 Ra7 44.a4 Qc8 45.Ra1 Qa8 46.Qb4 Kg8 47.Kg2 Kf8 48.Qd4 Ra5 49.Ne5 Kg8 50.Nd7 Qd8 51.Nb6 Qf6 52.Qb4 Rxc5 53.Nd7 Qxa1 54.Qxc5 Qxa4 55.Qf8+ Kh7 56.Qxf7 Qe4+ 57.Kg1 Qb1+ 58.Kh2 Qf5 59.Nf8+ Kh8 60.Ng6+ Kh7 61.Qxc7 Qxf2+ 62.Kh3 Qf1+ 63.Kh4 Qf6+ ½-½	Search games Games: 10666599 / Last update: 30 Jul 2025 GamePositionEndgames White Black Ignore colours ECO Year Result All 1-0 0-1 ½-½ Event Site Click below to set up a position to search for Set position Click the button below to select an endgame type
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