White Elo Black Elo ECO Year Res. #       Ortega, Mariano 2472 Cogan, N 2013 A45 2023 1-0 39 Streltsov, Al2 2272 Cogan, N 2110 A45 2024 0-1 28 Borgaonkar, Akshay 2372 Cogan, N 2110 A45 2024 0-1 49 Rosen, Eric S 2361 Cogan, N 2110 A45 2024 1-0 48 Seletsky, Grigory 2214 Cogan, N 2110 A45 2024 0-1 57 Shubenkova, Veronika 2030 Cogan, N 2110 A45 2024 1-0 35 Sloan Aravena, P 2087 Cogan, N 2112 A45 2024 0-1 27 Mayaud, R 2175 Cogan, N 2112 A45 2024 ½-½ 96 Howell, David 2675 Cogan, N 2112 A45 2024 1-0 34 Cheng, X 2288 Cogan, N 2112 A45 2024 1-0 46 Melaa, Sondre 2315 Cogan, N 2112 A45 2024 1-0 27 Melaa, Sondre 2315 Cogan, N 2112 A45 2024 1-0 23 Aliyev, E 2079 Cogan, N 2099 A45 2025 0-1 67 Page 1
Ortega, Mariano (2472) - Cogan, N (2013) - African Zonal 4.2 Open (7.1), Dimbokro CIV, 2023 A45 1.d4 Nf6 2.Bf4 e6 3.e3 c5 4.Nd2 Be7 5.c3 O-O 6.Bd3 d5 7.Ngf3 b6 8.Ne5 Bb7 9.Qf3 Nbd7 10.Qh3 Re8 11.Ndf3 Nxe5 12.Nxe5 g6 13.Bb5 Nh5 14.Bh6 Qd6 15.Bxe8 Rxe8 16.g4 Ng7 17.Qg3 f6 18.Nf3 Qd7 19.O-O Bd6 20.Bf4 Bf8 21.h4 Bc8 22.Rfe1 Bb7 23.Rad1 c4 24.a3 Bc6 25.Qg2 Qb7 26.g5 f5 27.Qh2 Be7 28.Bd6 Bd8 29.Ne5 Ba4 30.Rd2 Nh5 31.f3 Bc6 32.Rde2 Be7 33.Bxe7 Rxe7 34.e4 f4 35.Nxc6 Qxc6 36.exd5 Qxd5 37.Qh3 Kf7 38.Re5 Qd6 39.Kg2 1-0	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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