Event: Open
Site: Katowice
Date: 2025-05-31
White: Cieslar, Nikodem
WhiteElo: 1868
Black: Biela, Jan
BlackElo: 1693
Result: 1-0
ECO: C79
Opening: Ruy Lopez: Morphy Defense, Steinitz Deferred
Variant: Standard
TimeControl: 10+2

1. e4 { [%eval 0.18] [%clk 0:10:03] } 1... e5 { [%eval 0.22] [%clk 0:10:01] } 2. Nf3 { [%eval 0.13] [%clk 0:10:04] } 2... Nc6 { [%eval 0.21] [%clk 0:10:02] } 3. Bb5 { [%eval 0.15] [%clk 0:10:05] } 3... a6 { [%eval 0.21] [%clk 0:10:03] } 4. Ba4 { [%eval 0.11] [%clk 0:10:06] } 4... d6 { [%eval 0.3] [%clk 0:10:03] } 5. O-O { [%eval 0.32] [%clk 0:10:04] } 5... Nf6 { [%eval 0.35] [%clk 0:10:04] } 6. c3 { [%eval 0.3] [%clk 0:10:03] } 6... Be7 { [%eval 0.39] [%clk 0:09:57] } 7. d4 { [%eval 0.26] [%clk 0:10:04] } 7... exd4 { [%eval 0.55] [%clk 0:09:53] } 8. cxd4 { [%eval 0.59] [%clk 0:10:01] } 8... Bd7?! { [%eval 1.54] } { Inaccuracy. O-O was best. } { [%clk 0:09:54] } 9. Bc2? { [%eval 0.41] } { Mistake. Nc3 was best. } { [%clk 0:09:59] } 9... O-O?! { [%eval 1.27] } { Inaccuracy. Nb4 was best. } { [%clk 0:09:41] } 10. Nc3 { [%eval 1.25] [%clk 0:09:59] } 10... Re8 { [%eval 1.68] [%clk 0:09:23] } 11. Be3 { [%eval 1.22] [%clk 0:09:59] } 11... Ng4?! { [%eval 1.89] } { Inaccuracy. Bf8 was best. } { [%clk 0:09:19] } 12. a3?! { [%eval 0.78] } { Inaccuracy. Bf4 was best. } { [%clk 0:09:41] } 12... Nxe3 { [%eval 0.97] [%clk 0:09:16] } 13. fxe3 { [%eval 0.78] [%clk 0:09:42] } 13... Bf6 { [%eval 1.19] [%clk 0:09:01] } 14. Qd3 { [%eval 0.84] [%clk 0:09:39] } 14... g6 { [%eval 0.75] [%clk 0:08:52] } 15. Rad1 { [%eval 0.57] [%clk 0:09:36] } 15... Bg4?! { [%eval 1.38] } { Inaccuracy. Rf8 was best. } { [%clk 0:08:13] } 16. h3 { [%eval 1.42] [%clk 0:09:34] } 16... Bxf3? { [%eval 2.76] } { Mistake. Bd7 was best. } { [%clk 0:08:13] } 17. Rxf3 { [%eval 2.49] [%clk 0:09:34] } 17... Bg7 { [%eval 2.69] [%clk 0:07:59] } 18. Rdf1 { [%eval 2.78] [%clk 0:09:34] } 18... Rf8 { [%eval 2.57] [%clk 0:07:59] } 19. Qc4? { [%eval 1.28] } { Mistake. Rxf7 was best. } { [%clk 0:09:30] } 19... Qd7 { [%eval 1.24] [%clk 0:07:42] } 20. Nd5 { [%eval 1.31] [%clk 0:09:28] } 20... Rac8?! { [%eval 2.01] } { Inaccuracy. Nd8 was best. } { [%clk 0:06:59] } 21. b4?! { [%eval 1.4] } { Inaccuracy. Ba4 was best. } { [%clk 0:09:27] } 21... Ne7?! { [%eval 2.43] } { Inaccuracy. Nd8 was best. } { [%clk 0:06:39] } 22. Bb3 { [%eval 2.35] [%clk 0:09:14] } 22... Nxd5 { [%eval 2.85] [%clk 0:06:15] } 23. Qxd5 { [%eval 2.78] [%clk 0:09:15] } 23... c6 { [%eval 2.54] [%clk 0:06:17] } 24. Qxf7+ { [%eval 2.67] [%clk 0:08:40] } 24... Rxf7? { [%eval 4.39] } { Mistake. Qxf7 was best. } { [%clk 0:06:05] } 25. Rxf7 { [%eval 4.48] [%clk 0:08:39] } 25... Qxf7 { [%eval 4.49] [%clk 0:05:30] } 26. Rxf7 { [%eval 4.42] [%clk 0:08:40] } 26... Kh8 { [%eval 4.11] [%clk 0:05:17] } 27. Rxb7 { [%eval 4.07] [%clk 0:08:40] } 27... c5?! { [%eval 5.43] } { Inaccuracy. Rf8 was best. } { [%clk 0:05:18] } 28. bxc5 { [%eval 5.43] [%clk 0:08:32] } 28... dxc5 { [%eval 5.23] [%clk 0:05:19] } 29. dxc5?? { [%eval 2.31] } { Blunder. Be6 was best. } { [%clk 0:08:33] } 29... h6?? { [%eval 5.62] } { Blunder. Bh6 was best. } { [%clk 0:05:13] } 30. Bd5? { [%eval 3.12] } { Mistake. c6 was best. } { [%clk 0:08:11] } 30... Rxc5 { [%eval 2.74] [%clk 0:05:02] } 31. Rb8+ { [%eval 2.91] [%clk 0:08:11] } 31... Kh7 { [%eval 2.74] [%clk 0:05:03] } 32. Bg8+ { [%eval 2.82] [%clk 0:08:11] } 32... Kh8 { [%eval 2.75] [%clk 0:05:04] } 33. Kf2 { [%eval 2.45] [%clk 0:08:10] } 33... Ra5 { [%eval 2.75] [%clk 0:04:55] } 34. a4 { [%eval 2.62] [%clk 0:08:09] } 34... Rc5? { [%eval 4.6] } { Mistake. Be5 was best. } { [%clk 0:04:41] } 35. Ra8 { [%eval 3.78] [%clk 0:08:07] } 35... a5 { [%eval 3.82] [%clk 0:04:37] } 36. Kf3 { [%eval 3.29] [%clk 0:07:57] } 36... Re5? { [%eval 5.38] } { Mistake. Be5 was best. } { [%clk 0:04:26] } 37. h4 { [%eval 4.94] [%clk 0:07:41] } 37... h5 { [%eval 5.23] [%clk 0:04:10] } 38. Kf4 { [%eval 4.2] [%clk 0:07:19] } 38... Rc5 { [%eval 4.1] [%clk 0:04:01] } 39. g4?! { [%eval 2.69] } { Inaccuracy. Bd5+ was best. } { [%clk 0:06:57] } 39... Bh6+?? { [%eval 6.55] } { Blunder. Be5+ was best. } { [%clk 0:03:47] } 40. g5 { [%eval 6.82] [%clk 0:06:54] } 40... Bg7 { [%eval 6.65] [%clk 0:03:48] } 41. Re8?! { [%eval 4.7] } { Inaccuracy. Bd5+ was best. } { [%clk 0:06:46] } 41... Rc1?! { [%eval 6.44] } { Inaccuracy. Bb2 was best. } { [%clk 0:03:31] } 42. e5?! { [%eval 4.98] } { Inaccuracy. Bd5+ was best. } { [%clk 0:06:26] } 42... Rc5?! { [%eval 7.12] } { Inaccuracy. Bf8 was best. } { [%clk 0:03:28] } 43. e6 { [%eval 6.75] [%clk 0:06:24] } 43... Rc4+?! { [%eval 10.08] } { Inaccuracy. Rf5+ was best. } { [%clk 0:03:19] } 44. Kf3 { [%eval 9.36] [%clk 0:06:15] } 44... Rc7 { [%eval 9.06] [%clk 0:02:52] } 45. e7 { [%eval 9.0] [%clk 0:06:11] } 45... Be5? { [%eval #6] } { Checkmate is now unavoidable. Rxe7 was best. } { [%clk 0:02:45] } 46. Bf7+ { [%eval #9] [%clk 0:05:55] } 46... Kh7 { [%eval #9] [%clk 0:02:21] } 47. Rh8+ { [%eval #8] [%clk 0:05:54] } 1-0