Event: Memorial Adolfa Anderssena 2025
Site: https://lichess.org/broadcast/adolf-anderssen-festival-2025--memoria-board-35/round-8/fwhAbu27/iBZKqKzn
White: Olczak, Mariusz
WhiteElo: 1768
Black: Ptak, Pawel
BlackElo: 1585
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: Zukertort Variation
Variant: Standard
TimeControl: 10+5

1. d4 { [%eval 0.17] [%clk 0:10:09] } 1... d5 { [%eval 0.2] [%clk 0:10:10] } 2. Nf3 { [%eval 0.08] [%clk 0:10:11] } 2... Bf5 { [%eval 0.34] [%clk 0:10:13] } 3. g3 { [%eval 0.01] [%clk 0:10:13] } 3... e6 { [%eval 0.0] [%clk 0:10:15] } 4. Bg2 { [%eval 0.04] [%clk 0:10:16] } 4... c5?! { [%eval 0.64] } { Inaccuracy. c6 was best. } { [%clk 0:10:16] } 5. O-O { [%eval 0.48] [%clk 0:10:17] } 5... Nc6 { [%eval 0.53] [%clk 0:10:19] } 6. c4 { [%eval 0.59] [%clk 0:10:12] } 6... dxc4 { [%eval 0.48] [%clk 0:09:42] } 7. Qa4 { [%eval 0.52] [%clk 0:10:06] } 7... Bd6?? { [%eval 2.89] } { Blunder. Nf6 was best. } { [%clk 0:07:40] } 8. dxc5 { [%eval 2.65] [%clk 0:09:02] } 8... Bxc5 { [%eval 2.77] [%clk 0:07:38] } 9. Ne5 { [%eval 2.58] [%clk 0:07:42] } 9... Ne7 { [%eval 3.03] [%clk 0:07:42] } 10. Nxc6 { [%eval 3.01] [%clk 0:07:27] } 10... Qd7?! { [%eval 4.49] } { Inaccuracy. bxc6 was best. } { [%clk 0:07:46] } 11. Qxc4 { [%eval 4.62] [%clk 0:07:24] } 11... Bxf2+ { [%eval 4.37] [%clk 0:06:23] } 12. Rxf2 { [%eval 4.45] [%clk 0:06:06] } 12... Rc8 { [%eval 4.54] [%clk 0:06:26] } 13. Nc3 { [%eval 4.49] [%clk 0:06:04] } 13... Nxc6 { [%eval 4.57] [%clk 0:06:24] } 14. Bf4 { [%eval 4.25] [%clk 0:04:38] } 14... Nd4 { [%eval 4.54] [%clk 0:03:59] } 15. Qa4 { [%eval 4.6] [%clk 0:04:37] } 15... b5 { [%eval 4.54] [%clk 0:03:53] } 16. Qa5 { [%eval 3.94] [%clk 0:04:40] } 16... Rc5?! { [%eval 5.0] } { Inaccuracy. b4 was best. } { [%clk 0:01:15] } 17. Rd1 { [%eval 4.56] [%clk 0:03:31] } 17... e5 { [%eval 5.3] [%clk 0:01:19] } 18. Be3 { [%eval 4.58] [%clk 0:03:03] } 18... Rxc3 { [%eval 5.33] [%clk 0:00:31] } 19. bxc3 { [%eval 4.36] [%clk 0:00:58] } 19... Nxe2+ { [%eval 5.03] [%clk 0:00:34] } 20. Rxe2 { [%eval 4.99] [%clk 0:01:01] } 20... Qxd1+ { [%eval 4.72] [%clk 0:00:38] } 21. Kf2 { [%eval 4.13] [%clk 0:01:05] } 21... Bd3?? { [%eval #6] } { Checkmate is now unavoidable. O-O was best. } { [%clk 0:00:22] } 22. Rd2?? { [%eval 6.17] } { Lost forced checkmate sequence. Bc6+ was best. } { [%clk 0:00:52] } 22... Qb1?? { [%eval #6] } { Checkmate is now unavoidable. Qxd2+ was best. } { [%clk 0:00:10] } 23. Bc6+ { [%eval #5] [%clk 0:00:49] } 23... Ke7 { [%eval #5] [%clk 0:00:07] } 24. Qb4+?? { [%eval 4.26] } { Lost forced checkmate sequence. Qc7+ was best. } { [%clk 0:00:50] } 24... Qxb4 { [%eval 4.06] [%clk 0:00:10] } 25. cxb4 { [%eval 4.02] [%clk 0:00:54] } 25... Bc4?! { [%eval 5.1] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:11] } 26. Bc5+ { [%eval 5.06] [%clk 0:00:57] } 26... Kf6 { [%eval 5.0] [%clk 0:00:11] } 27. a3 { [%eval 4.6] [%clk 0:00:44] } 27... Rc8 { [%eval 5.13] [%clk 0:00:09] } 28. Be4 { [%eval 4.55] [%clk 0:00:43] } 28... Kg5 { [%eval 4.6] [%clk 0:00:00] } 29. Rd7 { [%eval 4.77] } 1-0