Event: European Senior Team Chess Championship 2023 50+
Site: Swidnica
Date: 2023-07-13
White: Osiecki, Stanislaw
WhiteElo: 1981
Black: Kowalczuk, Wojciech
BlackElo: 2066
Result: 1-0
ECO: C43
Opening: Petrov's Defense: Modern Attack, Center Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... e5 { [%eval 0.35] [%clk 1:30:49] } 2. Nf3 { [%eval 0.29] [%clk 1:31:17] } 2... Nf6 { [%eval 0.5] [%clk 1:31:10] } 3. d4 { [%eval 0.32] [%clk 1:31:33] } 3... Nxe4 { [%eval 0.34] [%clk 1:31:30] } 4. Bd3 { [%eval 0.32] [%clk 1:31:51] } 4... d5 { [%eval 0.37] [%clk 1:31:52] } 5. dxe5 { [%eval -0.01] [%clk 1:32:06] } 5... Nc5 { [%eval 0.0] [%clk 1:26:27] } 6. Be2 { [%eval 0.0] [%clk 1:32:25] } 6... Ne6 { [%eval 0.07] [%clk 1:25:27] } 7. c3 { [%eval -0.14] [%clk 1:30:32] } 7... c5 { [%eval 0.08] [%clk 1:24:55] } 8. O-O { [%eval 0.06] [%clk 1:30:49] } 8... Nc6 { [%eval 0.13] [%clk 1:24:39] } 9. Bd3 { [%eval -0.35] [%clk 1:30:30] } 9... a6 { [%eval -0.05] [%clk 1:21:08] } 10. a4 { [%eval -0.25] [%clk 1:29:52] } 10... Be7 { [%eval -0.33] [%clk 1:18:54] } 11. Bc2 { [%eval -0.21] [%clk 1:27:39] } 11... Nc7 { [%eval 0.12] [%clk 1:15:19] } 12. h3 { [%eval -0.4] [%clk 1:26:54] } 12... g5 { [%eval -0.46] [%clk 1:14:55] } 13. Re1 { [%eval -0.97] [%clk 1:18:24] } 13... g4? { [%eval 0.13] } { Mistake. h5 was best. } { [%clk 1:14:37] } 14. hxg4? { [%eval -1.0] } { Mistake. Nh2 was best. } { [%clk 1:18:34] } 14... Bxg4 { [%eval -1.1] [%clk 1:14:48] } 15. Bf4 { [%eval -1.38] [%clk 1:16:17] } 15... Ne6 { [%eval -1.44] [%clk 1:13:44] } 16. Bh2 { [%eval -1.53] [%clk 1:16:31] } 16... Qd7 { [%eval -1.38] [%clk 1:09:47] } 17. Nbd2 { [%eval -1.53] [%clk 1:13:43] } 17... O-O-O { [%eval -1.33] [%clk 1:09:52] } 18. Qb1 { [%eval -1.55] [%clk 1:11:04] } 18... Rdg8 { [%eval -1.35] [%clk 1:00:47] } 19. Bxh7 { [%eval -1.6] [%clk 1:03:09] } 19... Rg7 { [%eval -1.74] [%clk 0:57:53] } 20. Bf5 { [%eval -1.67] [%clk 1:03:17] } 20... Rhg8?! { [%eval -0.88] } { Inaccuracy. Bxf5 was best. } { [%clk 0:58:18] } 21. Bg3 { [%eval -0.99] [%clk 1:01:20] } 21... Rh8 { [%eval -0.46] [%clk 0:54:23] } 22. Bxg4 { [%eval -0.4] [%clk 0:56:44] } 22... Rxg4 { [%eval -0.38] [%clk 0:54:47] } 23. Qf5 { [%eval -0.42] [%clk 0:56:55] } 23... Rg7 { [%eval -0.59] [%clk 0:55:09] } 24. Nf1 { [%eval -1.01] [%clk 0:55:35] } 24... Bd8 { [%eval -0.59] [%clk 0:55:00] } 25. N1h2?! { [%eval -1.42] } { Inaccuracy. Ne3 was best. } { [%clk 0:54:38] } 25... Kb8 { [%eval -0.89] [%clk 0:50:56] } 26. Red1?! { [%eval -1.71] } { Inaccuracy. Ng4 was best. } { [%clk 0:53:35] } 26... Ne7 { [%eval -1.67] [%clk 0:50:08] } 27. Qd3 { [%eval -2.07] [%clk 0:53:00] } 27... Ka8 { [%eval -1.84] [%clk 0:49:32] } 28. a5 { [%eval -1.72] [%clk 0:43:08] } 28... Qb5?? { [%eval 0.24] } { Blunder. Qc6 was best. } { [%clk 0:44:46] } 29. Qxb5 { [%eval 0.41] [%clk 0:41:44] } 29... axb5 { [%eval 0.5] [%clk 0:44:49] } 30. b4?! { [%eval -0.22] } { Inaccuracy. Bh4 was best. } { [%clk 0:38:55] } 30... cxb4 { [%eval -0.32] [%clk 0:35:55] } 31. cxb4 { [%eval -0.29] [%clk 0:39:23] } 31... Nf5?! { [%eval 0.5] } { Inaccuracy. Rgh7 was best. } { [%clk 0:36:02] } 32. Rxd5 { [%eval 0.45] [%clk 0:38:44] } 32... Nxg3 { [%eval 0.4] [%clk 0:36:18] } 33. fxg3 { [%eval 0.35] [%clk 0:39:12] } 33... Rxg3 { [%eval 0.39] [%clk 0:36:19] } 34. Ra2 { [%eval 0.12] [%clk 0:34:55] } 34... Rhg8 { [%eval 0.34] [%clk 0:35:55] } 35. Rxb5 { [%eval 0.06] [%clk 0:33:29] } 35... Nf4 { [%eval 0.17] [%clk 0:33:58] } 36. Ne1 { [%eval 0.13] [%clk 0:31:04] } 36... Nd3? { [%eval 1.64] } { Mistake. Rc3 was best. } { [%clk 0:30:35] } 37. Nxd3 { [%eval 1.1] [%clk 0:26:30] } 37... Rxd3 { [%eval 1.18] [%clk 0:31:01] } 38. Rf2 { [%eval 0.93] [%clk 0:24:59] } 38... Rg7 { [%eval 1.3] [%clk 0:30:24] } 39. Nf3 { [%eval 0.94] [%clk 0:22:58] } 39... Rd1+ { [%eval 1.2] [%clk 0:28:46] } 40. Rf1 { [%eval 1.13] [%clk 0:52:55] } 40... Rd3 { [%eval 1.05] [%clk 0:59:06] } 41. Rc5 { [%eval 1.05] [%clk 0:49:42] } 41... b6 { [%eval 1.58] [%clk 0:49:36] } 42. Rc4 { [%eval 1.08] [%clk 0:46:33] } 42... bxa5? { [%eval 2.3] } { Mistake. Kb7 was best. } { [%clk 0:49:33] } 43. bxa5 { [%eval 2.54] [%clk 0:46:59] } 43... Ka7 { [%eval 2.64] [%clk 0:48:59] } 44. Rd4 { [%eval 2.45] [%clk 0:25:06] } 44... Rxd4 { [%eval 2.17] [%clk 0:49:19] } 45. Nxd4 { [%eval 2.45] [%clk 0:25:34] } 45... Ka6? { [%eval 4.69] } { Mistake. Bxa5 was best. } { [%clk 0:47:53] } 46. e6 { [%eval 4.83] [%clk 0:22:03] } 1-0