Event: Round 6: Ponomarev, Ivan - Koppenens, Oscar
Date: 2025-05-18
White: Ponomarev, Ivan
WhiteElo: 2055
Black: Koppenens, Oscar
BlackElo: 2024
Result: 0-1
ECO: E05
Opening: Catalan Opening: Open Defense, Classical Line
Variant: Standard
TimeControl: 90+30

1. c4 { [%eval 0.12] [%clk 1:30:58] } 1... Nf6 { [%eval 0.14] [%clk 1:30:52] } 2. Nf3 { [%eval 0.12] [%clk 1:30:58] } 2... e6 { [%eval 0.27] [%clk 1:31:17] } 3. d4 { [%eval 0.12] [%clk 1:30:51] } 3... d5 { [%eval 0.17] [%clk 1:31:43] } 4. g3 { [%eval 0.16] [%clk 1:30:46] } 4... Be7 { [%eval 0.2] [%clk 1:32:05] } 5. Bg2 { [%eval 0.16] [%clk 1:31:09] } 5... O-O { [%eval 0.25] [%clk 1:32:28] } 6. O-O { [%eval 0.2] [%clk 1:30:03] } 6... dxc4 { [%eval 0.16] [%clk 1:32:50] } 7. Qc2 { [%eval 0.1] [%clk 1:27:20] } 7... b5 { [%eval 0.28] [%clk 1:33:11] } 8. a4 { [%eval 0.33] [%clk 1:16:45] } 8... b4 { [%eval 0.44] [%clk 1:32:12] } 9. Qxc4?! { [%eval -0.5] } { Inaccuracy. Nfd2 was best. } { [%clk 0:58:52] } 9... Ba6 { [%eval -0.57] [%clk 1:31:54] } 10. Qc2 { [%eval -0.67] [%clk 0:58:53] } 10... Nbd7 { [%eval -0.5] [%clk 1:29:20] } 11. Ne5 { [%eval -0.49] [%clk 0:47:23] } 11... Nxe5 { [%eval -0.48] [%clk 1:29:06] } 12. Bxa8 { [%eval -0.93] [%clk 0:45:01] } 12... Qxd4 { [%eval -0.51] [%clk 1:29:13] } 13. Bg2 { [%eval -0.56] [%clk 0:35:20] } 13... c5 { [%eval -0.49] [%clk 1:22:27] } 14. Rd1?! { [%eval -1.39] } { Inaccuracy. Bf4 was best. } { [%clk 0:26:14] } 14... Qg4 { [%eval -0.92] [%clk 1:21:12] } 15. f3 { [%eval -1.02] [%clk 0:26:05] } 15... Qh5 { [%eval -1.79] [%clk 1:21:06] } 16. g4 { [%eval -1.31] [%clk 0:26:07] } 16... Qg6?! { [%eval -0.62] } { Inaccuracy. Qh4 was best. } { [%clk 1:10:16] } 17. Qxg6 { [%eval -0.6] [%clk 0:25:55] } 17... hxg6?! { [%eval 0.0] } { Inaccuracy. fxg6 was best. } { [%clk 1:10:42] } 18. Kf2?! { [%eval -0.78] } { Inaccuracy. g5 was best. } { [%clk 0:16:28] } 18... c4 { [%eval -0.56] [%clk 1:09:14] } 19. h3 { [%eval -0.97] [%clk 0:13:48] } 19... Rc8? { [%eval 0.19] } { Mistake. g5 was best. } { [%clk 1:07:31] } 20. f4 { [%eval 0.22] [%clk 0:12:00] } 20... Bc5+ { [%eval 0.04] [%clk 1:07:04] } 21. Kg3? { [%eval -1.31] } { Mistake. Ke1 was best. } { [%clk 0:11:40] } 21... Nc6 { [%eval -1.41] [%clk 1:07:15] } 22. e3?! { [%eval -2.65] } { Inaccuracy. Bxc6 was best. } { [%clk 0:09:49] } 22... Na5 { [%eval -2.33] [%clk 1:05:43] } 23. Kf2? { [%eval -4.49] } { Mistake. Nd2 was best. } { [%clk 0:08:02] } 23... Nd5 { [%eval -3.84] [%clk 1:05:17] } 24. Bxd5 { [%eval -3.77] [%clk 0:08:03] } 24... exd5 { [%eval -3.7] [%clk 1:05:43] } 25. Nd2 { [%eval -3.71] [%clk 0:08:13] } 25... d4 { [%eval -3.75] [%clk 1:02:30] } 26. Ne4 { [%eval -3.96] [%clk 0:06:41] } 26... d3 { [%eval -3.92] [%clk 1:02:37] } 27. Nxc5 { [%eval -3.77] [%clk 0:07:03] } 27... Rxc5 { [%eval -3.63] [%clk 1:03:03] } 28. e4 { [%eval -3.55] [%clk 0:06:52] } 28... c3 { [%eval -3.6] [%clk 1:02:31] } 29. bxc3 { [%eval -3.5] [%clk 0:07:17] } 29... bxc3 { [%eval -3.28] [%clk 1:02:57] } 30. Be3 { [%eval -3.52] [%clk 0:07:10] } 30... Rc7?! { [%eval -2.68] } { Inaccuracy. Rc8 was best. } { [%clk 1:03:13] } 31. e5?! { [%eval -4.17] } { Inaccuracy. Ra3 was best. } { [%clk 0:07:06] } 31... c2 { [%eval -3.93] [%clk 1:03:03] } 32. Rh1 { [%eval -3.93] [%clk 0:06:35] } 32... Nb3 { [%eval -3.79] [%clk 1:03:21] } 0-1