White Elo Black Elo ECO Year Res. #       Valle, Efrain 2139 Ospina Ortiz, Oscar Al... 1926 D13 2018 1-0 32 Valle, Efrain 2136 Agudelo, Carlos Daniel 2031 D13 2018 ½-½ 39 Page 1
Valle, Efrain (2139) - Ospina Ortiz, Oscar Alexander (1926) - Bogota AlphaZero op (7), Bogota, 2018 D13 1.c4 c6 2.g3 d5 3.cxd5 cxd5 4.Bg2 Nf6 5.Nf3 e6 6.O-O Be7 7.d4 O-O 8.Nc3 Nc6 9.Bf4 Bd6 10.Bg5 Be7 11.Rc1 Re8 12.a3 Ne4 13.Bxe7 Rxe7 14.e3 Nxc3 15.Rxc3 Rc7 16.Qc2 Bd7 17.b4 Rac8 18.Qd2 Nxd4 19.Rxc7 Nxf3+ 20.Bxf3 Qxc7 21.e4 Qc3 22.Qd1 d4 23.e5 Bc6 24.Bxc6 Rxc6 25.Qa4 a6 26.Qa5 Rc8 27.Qb6 d3 28.Qxb7 d2 29.Qxa6 Qc1 30.Qd3 Qxf1+ 31.Kxf1 Rc1+ 32.Ke2 1-0	Search games Games: 10675260 / Last update: 06 Aug 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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