Event: Round 8: De Boer, Eelke - Beerdsen, Thomas
Date: 2024-07-31
White: De Boer, Eelke
WhiteTitle: FM
WhiteElo: 2384
Black: Beerdsen, Thomas
BlackTitle: GM
BlackElo: 2512
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:26:39] } 1... c5 { [%eval 0.25] [%clk 1:30:48] } 2. Nf3 { [%eval 0.22] [%clk 1:24:20] } 2... d6 { [%eval 0.26] [%clk 1:31:01] } 3. d4 { [%eval 0.26] [%clk 1:24:38] } 3... cxd4 { [%eval 0.31] [%clk 1:31:25] } 4. Nxd4 { [%eval 0.18] [%clk 1:25:03] } 4... Nf6 { [%eval 0.24] [%clk 1:31:50] } 5. Nc3 { [%eval 0.18] [%clk 1:25:24] } 5... a6 { [%eval 0.29] [%clk 1:32:15] } 6. Be3 { [%eval 0.19] [%clk 1:25:37] } 6... e5 { [%eval 0.2] [%clk 1:32:33] } 7. Nb3 { [%eval 0.17] [%clk 1:26:01] } 7... Be7 { [%eval 0.39] [%clk 1:32:44] } 8. Be2 { [%eval 0.31] [%clk 1:26:22] } 8... Be6 { [%eval 0.27] [%clk 1:32:55] } 9. O-O { [%eval 0.22] [%clk 1:26:44] } 9... Nbd7 { [%eval 0.26] [%clk 1:33:12] } 10. a4 { [%eval 0.27] [%clk 1:26:42] } 10... Rc8 { [%eval 0.28] [%clk 1:33:31] } 11. a5 { [%eval 0.35] [%clk 1:25:38] } 11... Rxc3 { [%eval 0.49] [%clk 1:33:53] } 12. bxc3 { [%eval 0.49] [%clk 1:26:03] } 12... Nxe4 { [%eval 0.59] [%clk 1:34:17] } 13. Qd3 { [%eval 0.65] [%clk 1:26:18] } 13... Bf5 { [%eval 0.41] [%clk 1:34:41] } 14. Qc4 { [%eval 0.51] [%clk 1:26:26] } 14... Ndf6 { [%eval 0.45] [%clk 1:34:50] } 15. Nd2 { [%eval 0.49] [%clk 0:56:54] } 15... O-O { [%eval 0.5] [%clk 1:30:58] } 16. Nxe4 { [%eval 0.08] [%clk 0:53:56] } 16... Bxe4 { [%eval 0.1] [%clk 1:30:42] } 17. Bg5 { [%eval -0.25] [%clk 0:42:06] } 17... Bc6 { [%eval -0.22] [%clk 1:26:40] } 18. Qb3 { [%eval -0.2] [%clk 0:40:22] } 18... Ne4 { [%eval -0.03] [%clk 1:23:49] } 19. Bxe7 { [%eval 0.0] [%clk 0:38:59] } 19... Qxe7 { [%eval 0.01] [%clk 1:24:02] } 20. Qb4 { [%eval 0.01] [%clk 0:39:11] } 20... Nc5 { [%eval 0.01] [%clk 1:10:01] } 21. Rad1 { [%eval 0.04] [%clk 0:38:43] } 21... Ne6 { [%eval 0.26] [%clk 0:49:33] } 22. g3 { [%eval 0.0] [%clk 0:35:53] } 22... Rd8 { [%eval 0.42] [%clk 0:48:00] } 23. Bg4 { [%eval 0.0] [%clk 0:26:51] } 23... g6 { [%eval -0.03] [%clk 0:33:29] } 24. Bxe6 { [%eval 0.0] [%clk 0:16:37] } 24... Qxe6 { [%eval 0.0] [%clk 0:33:14] } 25. c4 { [%eval -0.11] [%clk 0:16:42] } 25... Bf3 { [%eval -0.11] [%clk 0:23:45] } 26. Rd3 { [%eval -0.17] [%clk 0:17:06] } 26... Be2 { [%eval -0.28] [%clk 0:22:11] } 27. Re1 { [%eval -0.51] [%clk 0:12:25] } 27... Bxd3 { [%eval -0.52] [%clk 0:22:22] } 28. cxd3 { [%eval -0.49] [%clk 0:12:53] } 28... Rd7 { [%eval -0.41] [%clk 0:18:42] } 29. Qb2 { [%eval -0.45] [%clk 0:10:32] } 29... h5 { [%eval -0.49] [%clk 0:16:27] } 30. h4 { [%eval -0.59] [%clk 0:08:08] } 30... Rc7 { [%eval -0.42] [%clk 0:15:56] } 31. Qb6 { [%eval -0.43] [%clk 0:06:53] } 31... Qe7 { [%eval -0.47] [%clk 0:14:44] } 32. f4? { [%eval -1.79] } { Mistake. Rb1 was best. } { [%clk 0:04:19] } 32... Rc6 { [%eval -2.02] [%clk 0:13:15] } 33. Qb2 { [%eval -1.92] [%clk 0:04:08] } 33... Rc5 { [%eval -1.89] [%clk 0:12:43] } 34. d4?! { [%eval -2.64] } { Inaccuracy. Qb6 was best. } { [%clk 0:02:39] } 34... Rxa5 { [%eval -2.71] [%clk 0:11:42] } 35. c5?! { [%eval -3.54] } { Inaccuracy. fxe5 was best. } { [%clk 0:02:07] } 35... dxc5 { [%eval -3.32] [%clk 0:07:13] } 36. Rxe5 { [%eval -3.3] [%clk 0:01:44] } 36... Qd7 { [%eval -3.75] [%clk 0:07:00] } 37. dxc5 { [%eval -3.76] [%clk 0:01:16] } 37... Rb5 { [%eval -3.76] [%clk 0:07:21] } 38. Qc3 { [%eval -3.56] [%clk 0:00:49] } 38... Rb1+ { [%eval -3.88] [%clk 0:06:38] } 39. Kf2 { [%eval -3.87] [%clk 0:01:17] } 39... Qb5 { [%eval -3.76] [%clk 0:06:02] } 40. Re2 { [%eval -3.49] [%clk 0:00:39] } 40... Rd1? { [%eval -1.7] } { Mistake. Rh1 was best. } { [%clk 0:00:45] } 41. f5? { [%eval -3.66] } { Mistake. c6 was best. } { [%clk 0:12:57] } 41... Rh1 { [%eval -3.66] [%clk 0:27:41] } 42. Kf3?! { [%eval -5.43] } { Inaccuracy. Re5 was best. } { [%clk 0:05:19] } 42... Qc6+ { [%eval -5.35] [%clk 0:20:18] } 43. Ke3 { [%eval -5.19] [%clk 0:05:36] } 43... Qe8+ { [%eval -5.52] [%clk 0:19:20] } 44. Kf3 { [%eval -5.53] [%clk 0:05:41] } 44... Rf1+ { [%eval -5.63] [%clk 0:17:09] } 45. Rf2 { [%eval -5.52] [%clk 0:06:05] } 45... Qc6+ { [%eval -5.33] [%clk 0:17:34] } 46. Ke2 { [%eval -5.67] [%clk 0:06:08] } 46... Rxf2+ { [%eval -5.56] [%clk 0:16:36] } 47. Kxf2 { [%eval -5.56] [%clk 0:06:36] } 47... b6 { [%eval -5.48] [%clk 0:16:57] } 48. Qd3 { [%eval -5.24] [%clk 0:04:49] } 48... Qxc5+ { [%eval -5.55] [%clk 0:17:17] } 49. Kg2 { [%eval -5.42] [%clk 0:05:13] } 49... Qxf5 { [%eval -5.39] [%clk 0:16:14] } 50. Qxa6 { [%eval -5.7] [%clk 0:05:35] } 50... b5 { [%eval -5.54] [%clk 0:16:36] } 0-1