Event: Open
Site: Katowice
Date: 2025-05-31
White: Siedlinski, Piotr
WhiteElo: 2020
Black: Becker, Krzysztof
BlackElo: 1829
Result: 1-0
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation
Variant: Standard
TimeControl: 10+2

1. e4 { [%eval 0.18] [%clk 0:10:02] } 1... c5 { [%eval 0.25] [%clk 0:10:00] } 2. Nf3 { [%eval 0.2] [%clk 0:10:01] } 2... Nc6 { [%eval 0.25] [%clk 0:10:01] } 3. Bb5 { [%eval 0.17] [%clk 0:10:01] } 3... g6 { [%eval 0.24] [%clk 0:10:03] } 4. Bxc6 { [%eval 0.27] [%clk 0:09:59] } 4... bxc6 { [%eval 0.26] [%clk 0:09:56] } 5. O-O { [%eval 0.38] [%clk 0:09:52] } 5... Bg7 { [%eval 0.23] [%clk 0:09:57] } 6. Re1 { [%eval 0.38] [%clk 0:09:44] } 6... Nf6 { [%eval 0.48] [%clk 0:09:49] } 7. e5 { [%eval 0.52] [%clk 0:08:07] } 7... Nd5 { [%eval 0.23] [%clk 0:09:49] } 8. c4 { [%eval 0.52] [%clk 0:08:02] } 8... Nb6 { [%eval 0.91] [%clk 0:09:48] } 9. d3 { [%eval 0.44] [%clk 0:07:28] } 9... O-O { [%eval 0.44] [%clk 0:09:35] } 10. Nc3 { [%eval 0.44] [%clk 0:07:05] } 10... d5 { [%eval 0.43] [%clk 0:09:23] } 11. b3 { [%eval 0.23] [%clk 0:06:06] } 11... Qc7?! { [%eval 1.12] } { Inaccuracy. dxc4 was best. } { [%clk 0:08:06] } 12. h3 { [%eval 1.13] [%clk 0:05:24] } 12... Rd8?! { [%eval 1.81] } { Inaccuracy. Be6 was best. } { [%clk 0:07:25] } 13. Qe2 { [%eval 1.77] [%clk 0:05:16] } 13... Bf5 { [%eval 1.68] [%clk 0:06:25] } 14. Bf4? { [%eval 0.4] } { Mistake. Ba3 was best. } { [%clk 0:04:36] } 14... Be6?! { [%eval 1.25] } { Inaccuracy. a5 was best. } { [%clk 0:04:39] } 15. Rad1 { [%eval 0.71] [%clk 0:04:18] } 15... a5 { [%eval 0.66] [%clk 0:04:37] } 16. a4 { [%eval 0.35] [%clk 0:04:17] } 16... Rab8 { [%eval 0.74] [%clk 0:04:29] } 17. Qc2?! { [%eval 0.19] } { Inaccuracy. Ng5 was best. } { [%clk 0:04:06] } 17... Nd7 { [%eval 0.26] [%clk 0:04:14] } 18. Bh2?! { [%eval -0.42] } { Inaccuracy. cxd5 was best. } { [%clk 0:03:29] } 18... Qb6 { [%eval -0.18] [%clk 0:03:59] } 19. Rb1 { [%eval -0.21] [%clk 0:03:28] } 19... Qc7 { [%eval 0.23] [%clk 0:03:42] } 20. Qe2 { [%eval -0.28] [%clk 0:02:15] } 20... Rb7?! { [%eval 0.43] } { Inaccuracy. Rb4 was best. } { [%clk 0:03:16] } 21. Ng5?! { [%eval -0.24] } { Inaccuracy. cxd5 was best. } { [%clk 0:02:09] } 21... Nf8 { [%eval -0.24] [%clk 0:03:12] } 22. Na2?! { [%eval -1.34] } { Inaccuracy. cxd5 was best. } { [%clk 0:01:52] } 22... Rdb8?! { [%eval -0.71] } { Inaccuracy. Qc8 was best. } { [%clk 0:03:06] } 23. Nc1 { [%eval -0.69] [%clk 0:01:52] } 23... h6 { [%eval -0.63] [%clk 0:02:55] } 24. Nf3 { [%eval -0.64] [%clk 0:01:51] } 24... Rb4 { [%eval -0.62] [%clk 0:02:49] } 25. Ra1 { [%eval -0.55] [%clk 0:01:48] } 25... Nd7?! { [%eval 0.34] } { Inaccuracy. g5 was best. } { [%clk 0:02:37] } 26. Ra2 { [%eval 0.33] [%clk 0:01:46] } 26... R4b7 { [%eval 0.42] [%clk 0:02:35] } 27. Qd1?! { [%eval -0.38] } { Inaccuracy. Kh1 was best. } { [%clk 0:01:41] } 27... Rd8 { [%eval -0.01] [%clk 0:02:21] } 28. Qc2 { [%eval -0.39] [%clk 0:01:18] } 28... Rdb8 { [%eval 0.07] [%clk 0:02:15] } 29. Qc3 { [%eval -0.45] [%clk 0:01:16] } 29... Rb4 { [%eval -0.33] [%clk 0:02:02] } 30. Rae2 { [%eval -0.47] [%clk 0:01:16] } 30... R4b7 { [%eval -0.14] [%clk 0:01:43] } 31. Nd2 { [%eval 0.24] [%clk 0:01:12] } 31... Rd8 { [%eval 0.49] [%clk 0:01:27] } 32. Qc2?! { [%eval -0.39] } { Inaccuracy. f4 was best. } { [%clk 0:01:04] } 32... Nf8 { [%eval -0.36] [%clk 0:01:25] } 33. g4 { [%eval -0.63] [%clk 0:00:56] } 33... Qd7 { [%eval -0.68] [%clk 0:01:00] } 34. Kg2 { [%eval -0.82] [%clk 0:00:52] } 34... Nh7?! { [%eval -0.01] } { Inaccuracy. h5 was best. } { [%clk 0:00:41] } 35. f3 { [%eval -0.15] [%clk 0:00:51] } 35... Rdb8 { [%eval 0.02] [%clk 0:00:13] } 36. Bf4?! { [%eval -0.56] } { Inaccuracy. Qc3 was best. } { [%clk 0:00:49] } 36... Nf8 { [%eval -0.53] [%clk 0:00:05] } 37. Bg3 { [%eval -0.58] [%clk 0:00:49] } 37... Nh7?! { [%eval 0.14] } { Inaccuracy. g5 was best. } { [%clk 0:00:04] } 38. Nf1 { [%eval 0.03] [%clk 0:00:48] } 38... Rd8 { [%eval 0.3] [%clk 0:00:04] } 39. Ne3?! { [%eval -0.39] } { Inaccuracy. Bf2 was best. } { [%clk 0:00:42] } 39... Nf8 { [%eval -0.45] [%clk 0:00:03] } 40. f4?! { [%eval -1.55] } { Inaccuracy. Nf1 was best. } { [%clk 0:00:42] } 40... dxc4?? { [%eval 2.14] } { Blunder. h5 was best. } { [%clk 0:00:04] } 41. dxc4 { [%eval 2.07] [%clk 0:00:42] } 41... Qc7 { [%eval 2.18] [%clk 0:00:05] } 42. Qe4 { [%eval 1.68] [%clk 0:00:34] } 42... Bc8 { [%eval 1.44] [%clk 0:00:06] } 43. f5 { [%eval 1.52] [%clk 0:00:30] } 43... e6?? { [%eval 3.77] } { Blunder. Rd4 was best. } { [%clk 0:00:07] } 44. f6 { [%eval 3.79] [%clk 0:00:31] } 44... Bh8 { [%eval 3.97] [%clk 0:00:08] } 45. h4 { [%eval 3.68] [%clk 0:00:31] } 45... Kh7 { [%eval 3.85] [%clk 0:00:08] } 46. g5 { [%eval 3.81] [%clk 0:00:31] } 46... h5 { [%eval 3.79] [%clk 0:00:09] } 47. Nc2 { [%eval 3.74] [%clk 0:00:25] } 47... Nd7 { [%eval 4.07] [%clk 0:00:09] } 48. Rd1 { [%eval 4.24] [%clk 0:00:22] } 48... Nf8 { [%eval 4.31] [%clk 0:00:10] } 49. Red2 { [%eval 3.9] [%clk 0:00:22] } 49... Rxd2+ { [%eval 4.67] [%clk 0:00:10] } 50. Rxd2 { [%eval 4.62] [%clk 0:00:24] } 50... Bd7 { [%eval 5.27] [%clk 0:00:11] } 51. Qd3 { [%eval 5.35] [%clk 0:00:21] } 51... Rb8 { [%eval 5.32] [%clk 0:00:12] } 52. Qd6 { [%eval 5.14] [%clk 0:00:20] } 52... Qxd6 { [%eval 5.77] [%clk 0:00:12] } 53. exd6 { [%eval 4.95] [%clk 0:00:19] } 53... Rd8 { [%eval 5.8] [%clk 0:00:14] } 54. Be5 { [%eval 5.8] [%clk 0:00:19] } 54... Be8 { [%eval 6.03] [%clk 0:00:12] } 55. Nd3 { [%eval 5.76] [%clk 0:00:19] } 55... Nd7 { [%eval 5.97] [%clk 0:00:12] } 56. Kf3 { [%eval 5.89] [%clk 0:00:19] } 56... Rb8 { [%eval 5.91] [%clk 0:00:14] } 57. Na1 { [%eval 5.75] [%clk 0:00:19] } 57... Rb7 { [%eval 5.78] [%clk 0:00:14] } 58. Kf4 { [%eval 5.77] [%clk 0:00:20] } 58... Kg8 { [%eval 5.85] } 59. Nc1 { [%eval 5.32] [%clk 0:00:18] } 59... Nxe5?! { [%eval 7.77] } { Inaccuracy. Rb8 was best. } { [%clk 0:00:15] } 60. Kxe5 { [%eval 7.69] [%clk 0:00:19] } 60... Bd7 { [%eval 7.31] [%clk 0:00:16] } 61. Nc2 { [%eval 7.51] [%clk 0:00:19] } 61... Kf8 { [%eval 7.61] [%clk 0:00:17] } 62. Ne1 { [%eval 7.71] [%clk 0:00:19] } 62... Ke8 { [%eval 7.62] [%clk 0:00:18] } 63. Nf3 { [%eval 7.1] [%clk 0:00:20] } 63... Rb4 { [%eval 6.99] [%clk 0:00:19] } 64. Ke4 { [%eval 7.49] [%clk 0:00:20] } 64... Kd8 { [%eval 8.08] [%clk 0:00:19] } 65. Ne5 { [%eval 7.67] [%clk 0:00:21] } 65... Ke8 { [%eval 9.24] [%clk 0:00:20] } 66. Rb2 { [%eval 9.49] [%clk 0:00:20] } 66... Rb8 { [%eval 9.53] [%clk 0:00:20] } 67. Ncd3 { [%eval 9.18] [%clk 0:00:22] } 67... Bc8 { [%eval 8.97] [%clk 0:00:13] } 68. Nxc5 { [%eval 8.78] [%clk 0:00:22] } 68... Bb7? { [%eval #11] } { Checkmate is now unavoidable. Bd7 was best. } { [%clk 0:00:12] } 69. Rd2 { [%eval #10] [%clk 0:00:20] } 69... Ba8 { [%eval #10] [%clk 0:00:13] } 70. d7+ { [%eval #9] [%clk 0:00:19] } 1-0