Event: Round 8: Mark Heimann - Arturs Neiksans
Date: 2023-06-11
White: Mark Heimann
WhiteTitle: IM
Black: Arturs Neiksans
BlackTitle: GM
Result: 1-0
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. Nf3 { [%eval 0.0] [%clk 1:31:25] } 2... e6 { [%eval 0.34] [%clk 1:31:19] } 3. d4 { [%eval 0.42] [%clk 1:31:51] } 3... cxd4 { [%eval 0.37] [%clk 1:31:43] } 4. Nxd4 { [%eval 0.4] [%clk 1:32:18] } 4... a6 { [%eval 0.58] [%clk 1:31:46] } 5. Bd3 { [%eval 0.42] [%clk 1:32:34] } 5... Bc5 { [%eval 0.52] [%clk 1:31:59] } 6. Nb3 { [%eval 0.52] [%clk 1:32:55] } 6... Ba7 { [%eval 0.63] [%clk 1:32:00] } 7. Qg4 { [%eval 0.21] [%clk 1:33:02] } 7... Nf6 { [%eval 0.48] [%clk 1:32:15] } 8. Qg3 { [%eval 0.34] [%clk 1:33:24] } 8... d6 { [%eval 0.22] [%clk 1:32:31] } 9. Nc3 { [%eval 0.28] [%clk 1:33:44] } 9... Nc6 { [%eval 0.41] [%clk 1:32:38] } 10. Bd2 { [%eval 0.35] [%clk 1:34:04] } 10... b5 { [%eval 0.43] [%clk 1:29:04] } 11. a3 { [%eval 0.46] [%clk 1:34:04] } 11... Ne5 { [%eval 0.88] [%clk 1:21:03] } 12. Be2 { [%eval 0.73] [%clk 1:32:35] } 12... Ng6?! { [%eval 1.53] } { Inaccuracy. Bb7 was best. } { [%clk 1:05:26] } 13. h4 { [%eval 1.46] [%clk 1:28:33] } 13... h5 { [%eval 1.39] [%clk 1:01:34] } 14. O-O-O { [%eval 1.42] [%clk 1:25:25] } 14... Bb7 { [%eval 1.57] [%clk 0:58:39] } 15. Bg5 { [%eval 1.21] [%clk 1:21:19] } 15... Qc7? { [%eval 2.81] } { Mistake. O-O was best. } { [%clk 0:46:11] } 16. Rxd6 { [%eval 2.58] [%clk 0:59:41] } 16... Rc8 { [%eval 3.17] [%clk 0:46:24] } 17. Rhd1 { [%eval 3.4] [%clk 0:55:34] } 17... O-O { [%eval 3.33] [%clk 0:28:31] } 18. Bxf6 { [%eval 4.06] [%clk 0:53:53] } 18... gxf6 { [%eval 4.01] [%clk 0:28:58] } 19. Bxh5 { [%eval 3.34] [%clk 0:53:13] } 19... Bxe4 { [%eval 3.25] [%clk 0:29:23] } 20. Bxg6 { [%eval 3.03] [%clk 0:29:52] } 20... fxg6 { [%eval 3.16] [%clk 0:29:47] } 21. Rxe6? { [%eval 1.6] } { Mistake. Nd4 was best. } { [%clk 0:27:42] } 21... Qxg3 { [%eval 1.68] [%clk 0:29:26] } 22. fxg3 { [%eval 1.55] [%clk 0:28:10] } 22... Bxg2 { [%eval 1.71] [%clk 0:29:46] } 23. Rxa6 { [%eval 1.7] [%clk 0:27:22] } 23... Bf2 { [%eval 1.58] [%clk 0:30:05] } 24. Rd3 { [%eval 1.26] [%clk 0:26:47] } 24... Rc4?! { [%eval 2.13] } { Inaccuracy. Rce8 was best. } { [%clk 0:29:07] } 25. Nd1 { [%eval 1.95] [%clk 0:23:21] } 25... Be4? { [%eval 3.77] } { Mistake. Bg1 was best. } { [%clk 0:20:40] } 26. Nxf2 { [%eval 3.7] [%clk 0:23:12] } 26... Bxd3 { [%eval 3.66] [%clk 0:21:05] } 27. Nxd3 { [%eval 3.72] [%clk 0:23:39] } 27... Rg4 { [%eval 3.9] [%clk 0:21:31] } 28. Nbc5 { [%eval 3.77] [%clk 0:23:20] } 28... Rf7 { [%eval 4.55] [%clk 0:20:56] } 29. Nf4 { [%eval 3.78] [%clk 0:19:24] } 29... Rxg3 { [%eval 3.84] [%clk 0:21:18] } 30. h5 { [%eval 3.71] [%clk 0:16:40] } 30... g5 { [%eval 3.8] [%clk 0:20:30] } 31. Nd5 { [%eval 3.72] [%clk 0:17:05] } 31... Kg7 { [%eval 3.98] [%clk 0:19:43] } 32. Ne4 { [%eval 4.11] [%clk 0:16:27] } 32... Rg1+ { [%eval 3.84] [%clk 0:17:20] } 33. Kd2 { [%eval 3.96] [%clk 0:16:54] } 33... g4 { [%eval 3.78] [%clk 0:17:45] } 34. Ndxf6 { [%eval 3.84] [%clk 0:13:47] } 34... g3 { [%eval 3.81] [%clk 0:17:44] } 35. Ra8 { [%eval 4.85] [%clk 0:13:42] } 35... Re7 { [%eval 4.66] [%clk 0:15:21] } 36. h6+ { [%eval 4.88] [%clk 0:13:39] } 36... Kg6 { [%eval 4.9] [%clk 0:13:34] } 37. h7 { [%eval 5.03] [%clk 0:13:23] } 37... Rd1+?! { [%eval 8.69] } { Inaccuracy. Rxh7 was best. } { [%clk 0:13:20] } 38. Kxd1 { [%eval 9.41] [%clk 0:11:25] } 38... g2? { [%eval #31] } { Checkmate is now unavoidable. Rxh7 was best. } { [%clk 0:13:45] } 39. Rg8+ { [%eval 17.62] [%clk 0:11:31] } 39... Rg7 { [%eval 16.75] [%clk 0:14:10] } 40. h8=N+ { [%eval 9.47] [%clk 0:11:33] } 40... Kh6 { [%eval 10.65] [%clk 0:14:08] } 41. Nf7+ { [%eval 11.21] [%clk 0:11:59] } 41... Kg6?! { [%eval #14] } { Checkmate is now unavoidable. Rxf7 was best. } { [%clk 0:14:14] } 42. Ne5+ { [%eval #15] [%clk 0:12:26] } 1-0