Event: Round 5: Sykora, Marek - Zvara, Petr
Date: 2025-07-19
White: Sykora, Marek
WhiteElo: 2248
Black: Zvara, Petr
BlackTitle: IM
BlackElo: 2342
Result: 0-1
ECO: B13
Opening: Caro-Kann Defense: Exchange Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c6 { [%eval 0.23] [%clk 1:30:17] } 2. d4 { [%eval 0.24] [%clk 1:31:19] } 2... d5 { [%eval 0.24] [%clk 1:30:38] } 3. exd5 { [%eval 0.08] [%clk 1:31:37] } 3... cxd5 { [%eval 0.18] [%clk 1:31:03] } 4. Bd3 { [%eval 0.1] [%clk 1:31:59] } 4... Nc6 { [%eval 0.12] [%clk 1:30:08] } 5. c3 { [%eval 0.19] [%clk 1:32:12] } 5... Nf6 { [%eval 0.14] [%clk 1:30:00] } 6. Ne2 { [%eval -0.08] [%clk 1:29:48] } 6... Bg4 { [%eval 0.28] [%clk 1:26:07] } 7. f3 { [%eval -0.06] [%clk 1:28:17] } 7... Bh5 { [%eval 0.18] [%clk 1:26:32] } 8. Bf4 { [%eval -0.3] [%clk 1:27:05] } 8... e6 { [%eval -0.3] [%clk 1:24:55] } 9. O-O { [%eval -0.34] [%clk 1:25:33] } 9... Bg6 { [%eval -0.37] [%clk 1:23:53] } 10. Ng3 { [%eval -0.62] [%clk 1:15:32] } 10... Bd6 { [%eval -0.34] [%clk 1:14:32] } 11. Bxd6 { [%eval -0.28] [%clk 1:14:43] } 11... Qxd6 { [%eval -0.26] [%clk 1:14:58] } 12. Qe2 { [%eval -0.38] [%clk 1:14:19] } 12... a6 { [%eval -0.35] [%clk 1:06:29] } 13. a4 { [%eval -0.51] [%clk 1:12:02] } 13... Qf4 { [%eval -0.43] [%clk 1:04:13] } 14. Rd1 { [%eval -0.42] [%clk 1:07:06] } 14... O-O { [%eval -0.4] [%clk 1:02:31] } 15. Bxg6 { [%eval -0.42] [%clk 1:04:30] } 15... hxg6 { [%eval -0.46] [%clk 1:02:55] } 16. Nd2 { [%eval -0.46] [%clk 1:04:26] } 16... Rfe8 { [%eval -0.53] [%clk 1:00:15] } 17. Nb3 { [%eval -0.52] [%clk 0:59:58] } 17... g5?! { [%eval 0.15] } { Inaccuracy. Qc7 was best. } { [%clk 0:48:33] } 18. Nc5 { [%eval 0.07] [%clk 0:51:52] } 18... g6 { [%eval 0.35] [%clk 0:39:45] } 19. Nf1 { [%eval 0.15] [%clk 0:41:47] } 19... Qc7 { [%eval 0.21] [%clk 0:33:12] } 20. Qd2 { [%eval 0.26] [%clk 0:36:55] } 20... Nh7 { [%eval 0.26] [%clk 0:32:27] } 21. Ne3 { [%eval 0.18] [%clk 0:35:22] } 21... Kg7 { [%eval 0.42] [%clk 0:31:01] } 22. Re1 { [%eval 0.28] [%clk 0:31:11] } 22... Rab8 { [%eval 0.77] [%clk 0:29:29] } 23. Ng4 { [%eval 0.9] [%clk 0:28:43] } 23... a5 { [%eval 0.76] [%clk 0:27:14] } 24. g3 { [%eval 0.37] [%clk 0:22:05] } 24... Qd6 { [%eval 0.39] [%clk 0:25:03] } 25. Nd3 { [%eval 0.41] [%clk 0:21:03] } 25... Ne7 { [%eval 0.38] [%clk 0:23:42] } 26. f4 { [%eval 0.47] [%clk 0:18:55] } 26... gxf4 { [%eval 0.48] [%clk 0:23:47] } 27. Nxf4 { [%eval 0.59] [%clk 0:18:54] } 27... Nf5 { [%eval 0.59] [%clk 0:17:43] } 28. Re5?! { [%eval 0.0] } { Inaccuracy. Ne5 was best. } { [%clk 0:16:49] } 28... Rh8 { [%eval 0.34] [%clk 0:12:35] } 29. Rf1 { [%eval 0.0] [%clk 0:11:29] } 29... Ng5 { [%eval 0.02] [%clk 0:09:44] } 30. Nd3 { [%eval -0.3] [%clk 0:08:32] } 30... Ne4 { [%eval -0.06] [%clk 0:08:36] } 31. Qf4 { [%eval -0.26] [%clk 0:07:42] } 31... Rbd8 { [%eval 0.19] [%clk 0:05:56] } 32. Nc5? { [%eval -1.15] } { Mistake. Ndf2 was best. } { [%clk 0:04:48] } 32... Nxc5 { [%eval -1.04] [%clk 0:06:21] } 33. dxc5 { [%eval -0.94] [%clk 0:05:13] } 33... Qxc5+ { [%eval -0.93] [%clk 0:06:49] } 34. Rf2?! { [%eval -1.57] } { Inaccuracy. Ne3 was best. } { [%clk 0:04:43] } 34... Qe7 { [%eval -1.62] [%clk 0:07:08] } 35. Ne3 { [%eval -1.88] [%clk 0:04:07] } 35... Nxe3 { [%eval -1.59] [%clk 0:07:11] } 36. Rxe3 { [%eval -1.63] [%clk 0:04:24] } 36... f6 { [%eval -1.57] [%clk 0:06:10] } 37. Ref3 { [%eval -1.45] [%clk 0:03:50] } 37... Rhf8 { [%eval -1.75] [%clk 0:06:30] } 38. Qd4 { [%eval -1.99] [%clk 0:03:54] } 38... Rd6 { [%eval -2.02] [%clk 0:04:43] } 39. Rd3 { [%eval -2.0] [%clk 0:01:19] } 39... e5 { [%eval -2.11] [%clk 0:04:31] } 40. Qc5 { [%eval -2.16] [%clk 0:01:38] } 40... b6 { [%eval -2.3] [%clk 0:04:56] } 41. Qb5 { [%eval -2.45] [%clk 0:01:24] } 41... Qd7 { [%eval -2.32] [%clk 0:05:06] } 42. Qb3 { [%eval -2.27] [%clk 0:01:03] } 42... Qc6 { [%eval -2.11] [%clk 0:05:15] } 43. Qd1 { [%eval -2.09] [%clk 0:01:19] } 43... Qc4 { [%eval -2.08] [%clk 0:04:23] } 44. Rfd2 { [%eval -2.06] [%clk 0:00:48] } 44... Rfd8 { [%eval -2.05] [%clk 0:04:32] } 45. b3?! { [%eval -2.98] } { Inaccuracy. h4 was best. } { [%clk 0:01:12] } 45... Qc5+ { [%eval -3.28] [%clk 0:04:58] } 46. Kg2 { [%eval -3.06] [%clk 0:01:33] } 46... e4 { [%eval -2.91] [%clk 0:03:02] } 47. Rd4 { [%eval -3.43] [%clk 0:01:37] } 47... Qxc3 { [%eval -3.43] [%clk 0:02:45] } 48. Rxd5?? { [%eval -8.13] } { Blunder. Rc2 was best. } { [%clk 0:01:07] } 48... Rxd5 { [%eval -8.07] [%clk 0:02:52] } 49. Rxd5 { [%eval -7.78] [%clk 0:01:29] } 49... Qf3+ { [%clk 0:03:18] } 0-1