Event: XXI Batlic Pearl Ches Festival 2025 Group A
Site: Lazy, Poland
Date: 2025-07-04
White: Koralczyk, Aleksander
WhiteElo: 1801
Black: Lonski, Aleksander
BlackElo: 1962
Result: 0-1
ECO: B20
Opening: Sicilian Defense
Variant: Standard
TimeControl: 90 minutes with 30 seconds increment from move 1

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:46] } 2. d3 { [%eval -0.07] [%clk 1:31:20] } 2... Nc6 { [%eval 0.0] [%clk 1:29:38] } 3. g3 { [%eval 0.0] [%clk 1:31:43] } 3... g6 { [%eval 0.0] [%clk 1:28:24] } 4. Bg2 { [%eval 0.0] [%clk 1:32:04] } 4... Bg7 { [%eval 0.03] [%clk 1:28:46] } 5. f4 { [%eval -0.04] [%clk 1:31:01] } 5... d6 { [%eval -0.06] [%clk 1:26:56] } 6. Nf3 { [%eval -0.24] [%clk 1:31:07] } 6... e6 { [%eval 0.0] [%clk 1:22:54] } 7. O-O { [%eval 0.06] [%clk 1:30:19] } 7... Nge7 { [%eval 0.0] [%clk 1:22:48] } 8. c3 { [%eval 0.12] [%clk 1:29:20] } 8... Qb6 { [%eval 0.54] [%clk 1:18:46] } 9. Kh1 { [%eval 0.25] [%clk 1:19:20] } 9... O-O { [%eval 0.24] [%clk 1:14:27] } 10. Qc2 { [%eval -0.06] [%clk 1:15:37] } 10... Bd7 { [%eval 0.27] [%clk 1:08:52] } 11. Be3 { [%eval 0.29] [%clk 1:13:32] } 11... Rac8 { [%eval 0.35] [%clk 0:55:00] } 12. Nbd2 { [%eval -0.05] [%clk 1:04:59] } 12... Qa6?! { [%eval 0.5] } { Inaccuracy. Nd4 was best. } { [%clk 0:50:01] } 13. Nc4 { [%eval 0.33] [%clk 1:00:22] } 13... Na5 { [%eval 0.26] [%clk 0:46:51] } 14. Nxa5 { [%eval 0.26] [%clk 0:52:52] } 14... Qxa5 { [%eval 0.21] [%clk 0:47:00] } 15. Nd2 { [%eval -0.1] [%clk 0:48:25] } 15... b5 { [%eval -0.07] [%clk 0:43:31] } 16. a4?! { [%eval -0.81] } { Inaccuracy. Nf3 was best. } { [%clk 0:43:06] } 16... bxa4 { [%eval -0.76] [%clk 0:40:18] } 17. Nc4 { [%eval -0.86] [%clk 0:42:35] } 17... Qc7 { [%eval -0.95] [%clk 0:38:02] } 18. e5 { [%eval -1.06] [%clk 0:38:03] } 18... Nf5 { [%eval -0.96] [%clk 0:30:37] } 19. exd6 { [%eval -1.19] [%clk 0:36:43] } 19... Nxd6 { [%eval -1.13] [%clk 0:30:22] } 20. Nxd6 { [%eval -1.51] [%clk 0:34:37] } 20... Qxd6 { [%eval -1.38] [%clk 0:30:09] } 21. Rfd1 { [%eval -1.43] [%clk 0:33:36] } 21... Rfd8 { [%eval -1.33] [%clk 0:25:18] } 22. Qf2 { [%eval -1.39] [%clk 0:30:43] } 22... Bb5 { [%eval -1.47] [%clk 0:21:32] } 23. d4? { [%eval -2.93] } { Mistake. Kg1 was best. } { [%clk 0:27:53] } 23... cxd4 { [%eval -3.04] [%clk 0:21:39] } 24. Bxd4 { [%eval -3.65] [%clk 0:28:17] } 24... Bxd4?! { [%eval -2.86] } { Inaccuracy. Rc4 was best. } { [%clk 0:21:39] } 25. Rxd4 { [%eval -2.87] [%clk 0:28:39] } 25... Qb6 { [%eval -2.97] [%clk 0:21:27] } 26. Rad1 { [%eval -2.98] [%clk 0:27:44] } 26... Rxd4 { [%eval -2.71] [%clk 0:21:22] } 27. Rxd4?! { [%eval -4.29] } { Inaccuracy. cxd4 was best. } { [%clk 0:26:22] } 27... a3 { [%eval -4.36] [%clk 0:19:15] } 28. bxa3 { [%eval -4.36] [%clk 0:26:07] } 28... Rxc3 { [%eval -4.21] [%clk 0:19:11] } 29. Qd2 { [%eval -4.33] [%clk 0:25:53] } 29... Qc5 { [%eval -4.57] [%clk 0:19:17] } 30. h3 { [%eval -4.76] [%clk 0:22:27] } 30... Bc6 { [%eval -4.35] [%clk 0:15:20] } 31. Rd8+?! { [%eval -6.21] } { Inaccuracy. Qf2 was best. } { [%clk 0:20:40] } 31... Kg7 { [%eval -6.1] [%clk 0:15:33] } 32. Qb2 { [%eval -6.39] [%clk 0:20:12] } 32... f6 { [%eval -6.34] [%clk 0:12:35] } 33. Rd2?? { [%eval #-5] } { Checkmate is now unavoidable. Rd1 was best. } { [%clk 0:20:18] } 33... Rc1+ { [%eval #-4] [%clk 0:12:56] } 34. Kh2 { [%eval #-1] [%clk 0:20:39] } 34... Qg1# { [%clk 0:13:21] } 0-1