Event: Round 4: Arkadij Naiditsch - Kacper Piorun
Date: 2022-06-12
White: Arkadij Naiditsch
WhiteTitle: GM
Black: Kacper Piorun
BlackTitle: GM
Result: 1-0
ECO: C07
Opening: French Defense: Tarrasch Variation, Chistyakov Defense
Variant: Standard

1. e4 { [%eval 0.33] [%clk 1:29:31] } 1... e6 { [%eval 0.13] [%clk 1:30:01] } 2. d4 { [%eval 0.24] [%clk 1:29:50] } 2... d5 { [%eval 0.25] [%clk 1:30:25] } 3. Nd2 { [%eval 0.17] [%clk 1:30:15] } 3... c5 { [%eval 0.0] [%clk 1:30:40] } 4. exd5 { [%eval 0.22] [%clk 1:30:34] } 4... Qxd5 { [%eval 0.09] [%clk 1:31:03] } 5. Ngf3 { [%eval 0.0] [%clk 1:30:56] } 5... cxd4 { [%eval 0.0] [%clk 1:31:24] } 6. Bc4 { [%eval 0.08] [%clk 1:31:19] } 6... Qd6 { [%eval 0.27] [%clk 1:31:32] } 7. Qe2 { [%eval 0.0] [%clk 1:30:58] } 7... Nf6 { [%eval 0.0] [%clk 1:26:35] } 8. Nb3 { [%eval -0.29] } 8... Nc6 { [%eval 0.0] [%clk 1:24:55] } 9. Bg5 { [%eval -0.24] [%clk 1:31:31] } 9... a6 { [%eval 0.17] [%clk 1:22:08] } 10. O-O-O { [%eval -0.27] [%clk 1:26:21] } 10... b5 { [%eval -0.07] [%clk 1:21:33] } 11. Bd3 { [%eval -0.27] [%clk 1:26:28] } 11... Be7 { [%eval -0.18] [%clk 1:21:29] } 12. Kb1 { [%eval -0.53] [%clk 1:20:16] } 12... Bb7 { [%eval -0.08] [%clk 1:17:43] } 13. Nbxd4 { [%eval -0.14] [%clk 1:16:54] } 13... Nxd4 { [%eval -0.16] [%clk 1:17:49] } 14. Nxd4 { [%eval 0.0] } 14... Qc5 { [%eval -0.02] [%clk 1:17:48] } 15. h4 { [%eval -0.02] [%clk 1:03:16] } 15... O-O { [%eval 0.35] [%clk 1:11:40] } 16. Nb3?! { [%eval -0.56] } { Inaccuracy. Rhe1 was best. } { [%clk 1:02:21] } 16... Qc7 { [%eval -0.41] } 17. h5?! { [%eval -1.16] } { Inaccuracy. a3 was best. } { [%clk 1:02:23] } 17... h6 { [%eval -1.07] [%clk 1:05:15] } 18. Bd2 { [%eval -1.37] [%clk 0:57:39] } 18... b4 { [%eval -0.8] [%clk 0:55:32] } 19. Rh4 { [%eval -1.19] [%clk 0:55:32] } 19... a5 { [%eval -0.98] [%clk 0:40:22] } 20. Bf4 { [%eval -1.27] [%clk 0:22:39] } 20... Qc6 { [%eval -0.75] [%clk 0:37:05] } 21. Nd4 { [%eval -1.25] [%clk 0:16:54] } 21... Qxg2?! { [%eval -0.62] } { Inaccuracy. Qc8 was best. } { [%clk 0:31:00] } 22. Be5? { [%eval -1.93] } { Mistake. Rhh1 was best. } { [%clk 0:17:03] } 22... Rfd8? { [%eval -0.68] } { Mistake. Qg5 was best. } { [%clk 0:30:37] } 23. Rh2 { [%eval -0.97] [%clk 0:16:31] } 23... Qd5?! { [%eval -0.07] } { Inaccuracy. Qg5 was best. } { [%clk 0:30:47] } 24. Rg1 { [%eval -0.15] [%clk 0:15:59] } 24... Kf8 { [%eval 0.0] [%clk 0:24:29] } 25. Qe3 { [%eval -0.33] [%clk 0:14:39] } 25... Bd6 { [%eval -0.02] [%clk 0:23:38] } 26. Bxf6 { [%eval -0.08] [%clk 0:13:49] } 26... gxf6 { [%eval -0.08] [%clk 0:20:24] } 27. Rh4? { [%eval -1.52] } { Mistake. Rh3 was best. } { [%clk 0:10:03] } 27... Be5 { [%eval -1.31] [%clk 0:16:58] } 28. Nb3 { [%eval -1.36] [%clk 0:09:55] } 28... a4 { [%eval -1.1] [%clk 0:10:33] } 29. Nc5 { [%eval -1.25] [%clk 0:10:23] } 29... Bc6 { [%eval -1.31] [%clk 0:08:40] } 30. Rxb4 { [%eval -1.27] [%clk 0:08:19] } 30... Rab8?? { [%eval 0.53] } { Blunder. f5 was best. } { [%clk 0:05:16] } 31. Na6 { [%eval 0.53] [%clk 0:05:49] } 31... Rb7?! { [%eval 1.53] } { Inaccuracy. Rbc8 was best. } { [%clk 0:05:42] } 32. a3 { [%eval 1.05] [%clk 0:05:52] } 32... Bd4?? { [%eval 3.19] } { Blunder. Bh2 was best. } { [%clk 0:04:11] } 33. Qxh6+ { [%eval 3.54] [%clk 0:05:43] } 33... Ke7 { [%eval 3.27] [%clk 0:04:38] } 34. Qd2 { [%eval 3.61] [%clk 0:03:54] } 34... Ra7 { [%eval 4.29] [%clk 0:02:45] } 35. h6 { [%eval 4.71] [%clk 0:03:51] } 35... Bxb2? { [%eval 8.6] } { Mistake. Be5 was best. } { [%clk 0:01:48] } 36. Rxb2 { [%eval 8.11] [%clk 0:03:34] } 1-0