Event: Columbus Mistrzostwa Polski Amatorów - do 1600 FIDE
Site: Sianozety
Date: 2025-04-10
White: Niwczyk, Szymon
Black: Perkowski, Dawid
BlackElo: 1500
Result: 0-1
ECO: B50
Opening: Sicilian Defense: Modern Variations
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:30:56] } 2. Nf3 { [%eval 0.2] [%clk 1:30:49] } 2... d6 { [%eval 0.31] [%clk 1:31:20] } 3. Bc4 { [%eval 0.0] [%clk 1:30:32] } 3... Nf6 { [%eval 0.07] [%clk 1:31:25] } 4. Nc3 { [%eval 0.06] [%clk 1:29:51] } 4... a6 { [%eval 0.09] [%clk 1:30:45] } 5. a3 { [%eval -0.1] [%clk 1:26:14] } 5... e6 { [%eval 0.0] [%clk 1:30:51] } 6. d4 { [%eval 0.0] [%clk 1:24:50] } 6... cxd4 { [%eval 0.0] [%clk 1:30:46] } 7. Qxd4 { [%eval -0.34] [%clk 1:22:19] } 7... Nc6 { [%eval -0.21] [%clk 1:30:24] } 8. Qd3 { [%eval -0.46] [%clk 1:22:15] } 8... Be7 { [%eval -0.34] [%clk 1:30:03] } 9. h3 { [%eval -0.48] [%clk 1:19:53] } 9... O-O { [%eval -0.36] [%clk 1:29:27] } 10. Be3 { [%eval -0.58] [%clk 1:17:22] } 10... Qc7 { [%eval -0.5] [%clk 1:29:24] } 11. Ba2 { [%eval -0.54] [%clk 1:12:47] } 11... b5 { [%eval -0.59] [%clk 1:28:51] } 12. O-O-O?? { [%eval -2.56] } { Blunder. Qe2 was best. } { [%clk 1:11:06] } 12... b4 { [%eval -2.57] [%clk 1:28:21] } 13. Na4?! { [%eval -3.49] } { Inaccuracy. Nd5 was best. } { [%clk 1:07:31] } 13... bxa3 { [%eval -3.4] [%clk 1:27:50] } 14. Qxa3 { [%eval -3.58] [%clk 1:07:00] } 14... d5?! { [%eval -2.54] } { Inaccuracy. Rb8 was best. } { [%clk 1:26:48] } 15. Bc5?! { [%eval -3.45] } { Inaccuracy. Bb6 was best. } { [%clk 1:06:09] } 15... Bxc5?! { [%eval -2.53] } { Inaccuracy. Nxe4 was best. } { [%clk 1:25:03] } 16. Qxc5?! { [%eval -4.02] } { Inaccuracy. Nxc5 was best. } { [%clk 1:05:54] } 16... Nxe4 { [%eval -3.73] [%clk 1:25:16] } 17. Qe3 { [%eval -3.66] [%clk 1:05:01] } 17... Nb4 { [%eval -3.44] [%clk 1:23:56] } 18. Bb1 { [%eval -3.74] [%clk 1:03:07] } 18... Qa5 { [%eval -3.13] [%clk 1:21:27] } 19. Nc3 { [%eval -3.41] [%clk 0:58:57] } 19... Nxc3?! { [%eval -2.34] } { Inaccuracy. Bb7 was best. } { [%clk 1:19:28] } 20. Qxc3 { [%eval -2.6] [%clk 0:58:58] } 20... Bd7 { [%eval -2.43] [%clk 1:18:44] } 21. Rd4 { [%eval -3.03] [%clk 0:55:32] } 21... Rab8 { [%eval -3.03] [%clk 1:18:05] } 22. Rhd1? { [%eval -5.21] } { Mistake. Qa3 was best. } { [%clk 0:48:05] } 22... Ba4?? { [%eval 0.24] } { Blunder. Rfc8 was best. } { [%clk 1:17:21] } 23. Qa3?? { [%eval -2.41] } { Blunder. Rg4 was best. } { [%clk 0:46:13] } 23... Qb5? { [%eval -0.9] } { Mistake. Rfc8 was best. } { [%clk 1:13:06] } 24. b3 { [%eval -0.91] [%clk 0:45:03] } 24... Bxb3 { [%eval -1.07] [%clk 1:09:02] } 25. Qxb3?? { [%eval -3.13] } { Blunder. cxb3 was best. } { [%clk 0:44:17] } 25... Qa5 { [%eval -3.35] [%clk 1:09:13] } 26. Ne5 { [%eval -3.65] [%clk 0:34:56] } 26... Rfd8?? { [%eval -1.29] } { Blunder. Rfc8 was best. } { [%clk 1:06:29] } 27. Rf4?? { [%eval -3.86] } { Blunder. Rxb4 was best. } { [%clk 0:22:51] } 27... f6?? { [%eval -0.82] } { Blunder. Rdc8 was best. } { [%clk 1:03:45] } 28. Nf3?? { [%eval -3.34] } { Blunder. Rxf6 was best. } { [%clk 0:19:51] } 28... Nxc2?? { [%eval 0.09] } { Blunder. e5 was best. } { [%clk 1:03:16] } 29. Qxc2?? { [%eval -3.84] } { Blunder. Qa4 was best. } { [%clk 0:18:29] } 29... Rdc8 { [%eval -3.61] [%clk 1:03:30] } 30. Ra4? { [%eval -6.87] } { Mistake. Rfd4 was best. } { [%clk 0:17:42] } 30... Qxa4 { [%eval -6.48] [%clk 1:01:37] } 31. Rd4?? { [%eval #-6] } { Checkmate is now unavoidable. Qxc8+ was best. } { [%clk 0:17:36] } 31... Rxb1+ { [%eval #-5] [%clk 1:01:16] } 32. Kxb1 { [%eval #-4] [%clk 0:17:41] } 32... Qxc2+ { [%eval #-3] [%clk 1:01:39] } 33. Ka1 { [%eval #-3] [%clk 0:18:07] } 33... Qc1+ { [%eval #-3] [%clk 1:01:58] } 34. Ka2 { [%eval #-3] [%clk 0:18:26] } 34... Rc2+ { [%eval #-2] [%clk 1:02:25] } 0-1