Event: Round 6: Dauw, Sterre - Van Osch, Mees
Date: 2025-07-18
White: Dauw, Sterre
WhiteTitle: FM
WhiteElo: 2354
Black: Van Osch, Mees
BlackTitle: FM
BlackElo: 2347
Result: 1-0
ECO: B40
Opening: Sicilian Defense: Four Knights Variation, Exchange Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. Nf3 { [%eval 0.2] [%clk 1:31:22] } 2... e6 { [%eval 0.28] [%clk 1:31:13] } 3. d4 { [%eval 0.4] [%clk 1:31:48] } 3... cxd4 { [%eval 0.29] [%clk 1:31:40] } 4. Nxd4 { [%eval 0.23] [%clk 1:32:12] } 4... Nf6 { [%eval 0.29] [%clk 1:31:56] } 5. Nc3 { [%eval 0.31] [%clk 1:32:36] } 5... Nc6 { [%eval 0.35] [%clk 1:32:24] } 6. Nxc6 { [%eval 0.31] [%clk 1:32:59] } 6... bxc6 { [%eval 0.28] [%clk 1:32:51] } 7. e5 { [%eval 0.31] [%clk 1:33:22] } 7... Nd5 { [%eval 0.41] [%clk 1:33:18] } 8. Ne4 { [%eval 0.35] [%clk 1:33:46] } 8... Bb7 { [%eval 0.33] [%clk 1:32:43] } 9. c4 { [%eval 0.35] [%clk 1:33:38] } 9... Nb4 { [%eval 0.4] [%clk 1:32:48] } 10. a3 { [%eval 0.17] [%clk 1:34:02] } 10... Qa5 { [%eval 0.3] [%clk 1:32:31] } 11. Bd2 { [%eval -0.19] [%clk 1:00:09] } 11... Qxe5 { [%eval -0.28] [%clk 1:32:38] } 12. f3 { [%eval -0.41] [%clk 1:00:33] } 12... Na6 { [%eval -0.34] [%clk 1:31:38] } 13. Bc3 { [%eval -0.3] [%clk 1:00:57] } 13... Qc7 { [%eval -0.31] [%clk 1:31:32] } 14. Qd2?! { [%eval -1.2] } { Inaccuracy. Bd3 was best. } { [%clk 1:00:40] } 14... d5 { [%eval -1.16] [%clk 1:30:08] } 15. cxd5 { [%eval -1.12] [%clk 0:46:23] } 15... exd5 { [%eval -1.19] [%clk 1:29:50] } 16. Ng3 { [%eval -1.16] [%clk 0:42:24] } 16... Nc5 { [%eval -1.2] [%clk 1:26:57] } 17. Qe3+?! { [%eval -1.91] } { Inaccuracy. Qc2 was best. } { [%clk 0:38:41] } 17... Ne6 { [%eval -1.83] [%clk 1:18:50] } 18. Nf5 { [%eval -1.79] [%clk 0:37:31] } 18... O-O-O { [%eval -1.94] [%clk 1:08:31] } 19. Qxa7? { [%eval -3.63] } { Mistake. O-O-O was best. } { [%clk 0:28:04] } 19... Bc5 { [%eval -3.34] [%clk 1:05:01] } 20. Qa4?! { [%eval -4.85] } { Inaccuracy. Qa5 was best. } { [%clk 0:28:28] } 20... d4 { [%eval -4.78] [%clk 1:04:48] } 21. Ba5 { [%eval -4.86] [%clk 0:28:52] } 21... Qe5+ { [%eval -4.7] [%clk 1:03:00] } 22. Kd1 { [%eval -4.91] [%clk 0:29:02] } 22... Qxf5 { [%eval -4.29] [%clk 0:59:56] } 23. Bxd8 { [%eval -4.67] [%clk 0:29:22] } 23... Rxd8 { [%eval -4.83] [%clk 1:00:14] } 24. Ba6 { [%eval -5.01] [%clk 0:29:46] } 24... Nc7 { [%eval -5.17] [%clk 0:59:21] } 25. Bxb7+ { [%eval -5.17] [%clk 0:30:09] } 25... Kxb7 { [%eval -5.04] [%clk 0:59:47] } 26. Qb3+ { [%eval -5.08] [%clk 0:30:22] } 26... Bb6 { [%eval -5.02] [%clk 0:56:39] } 27. a4 { [%eval -4.79] [%clk 0:30:42] } 27... Rd5 { [%eval -4.25] [%clk 0:54:48] } 28. Re1 { [%eval -4.47] [%clk 0:30:08] } 28... Ne6 { [%eval -4.18] [%clk 0:54:05] } 29. Rc1 { [%eval -4.62] [%clk 0:27:09] } 29... d3 { [%eval -4.75] [%clk 0:49:32] } 30. Re4 { [%eval -5.03] [%clk 0:27:20] } 30... Kc7 { [%eval -4.12] [%clk 0:33:35] } 31. Qc4 { [%eval -4.55] [%clk 0:25:55] } 31... Rc5 { [%eval -4.39] [%clk 0:30:09] } 32. Qb4 { [%eval -4.7] [%clk 0:26:18] } 32... Rxc1+ { [%eval -4.55] [%clk 0:16:11] } 33. Kxc1 { [%eval -4.27] [%clk 0:26:32] } 33... Qg5+ { [%eval -4.58] [%clk 0:16:27] } 34. Qd2 { [%eval -4.4] [%clk 0:26:27] } 34... Qc5+ { [%eval -4.02] [%clk 0:16:26] } 35. Kd1 { [%eval -3.9] [%clk 0:24:20] } 35... Qd5 { [%eval -3.63] [%clk 0:14:27] } 36. Qb4?! { [%eval -4.81] } { Inaccuracy. Qc3 was best. } { [%clk 0:24:07] } 36... Qa2?! { [%eval -3.65] } { Inaccuracy. Ba5 was best. } { [%clk 0:07:43] } 37. Rc4 { [%eval -3.25] [%clk 0:22:08] } 37... Kd7?? { [%eval -0.83] } { Blunder. Kb7 was best. } { [%clk 0:02:02] } 38. Rc3 { [%eval -0.71] [%clk 0:21:27] } 38... Bd4?! { [%eval 0.0] } { Inaccuracy. Bc7 was best. } { [%clk 0:01:08] } 39. Rxd3?? { [%eval -1.77] } { Blunder. Qb7+ was best. } { [%clk 0:15:36] } 39... c5 { [%eval -2.03] [%clk 0:01:21] } 40. Qb5+ { [%eval -2.12] [%clk 0:15:09] } 40... Ke7 { [%eval -1.77] [%clk 0:01:19] } 41. Kc2 { [%eval -1.65] [%clk 0:15:24] } 41... Qd5? { [%eval -0.43] } { Mistake. Be5 was best. } { [%clk 0:00:45] } 42. a5 { [%eval -0.67] [%clk 0:15:48] } 42... Qe5?! { [%eval 0.0] } { Inaccuracy. Nc7 was best. } { [%clk 0:00:55] } 43. Rd2 { [%eval 0.0] [%clk 0:12:45] } 43... Be3?? { [%eval 2.7] } { Blunder. Qf5+ was best. } { [%clk 0:00:59] } 44. Qb7+?? { [%eval 0.0] } { Blunder. Rd7+ was best. } { [%clk 0:10:15] } 44... Kf6 { [%eval 0.0] [%clk 0:00:56] } 45. Rd7 { [%eval 0.0] [%clk 0:10:39] } 45... Qxh2?? { [%eval 2.86] } { Blunder. Qf5+ was best. } { [%clk 0:00:37] } 46. Rxf7+ { [%eval 2.71] [%clk 0:08:01] } 46... Kg6 { [%eval 2.27] [%clk 0:01:05] } 47. Re7 { [%eval 2.4] [%clk 0:08:24] } 47... Qxg2+? { [%eval 4.21] } { Mistake. Kf6 was best. } { [%clk 0:00:59] } 48. Kb1?? { [%eval 0.0] } { Blunder. Kb3 was best. } { [%clk 0:08:48] } 48... Qf1+ { [%eval 0.38] [%clk 0:01:10] } 49. Ka2 { [%eval 0.23] [%clk 0:09:13] } 49... Qc4+?? { [%eval 3.62] } { Blunder. Kf6 was best. } { [%clk 0:01:07] } 50. Qb3 { [%eval 3.72] [%clk 0:08:33] } 50... Qxb3+ { [%eval 3.76] [%clk 0:00:51] } 51. Kxb3 { [%eval 3.5] [%clk 0:08:58] } 51... Kf6 { [%eval 3.26] [%clk 0:00:46] } 52. Rd7 { [%eval 3.41] [%clk 0:09:13] } 52... c4+ { [%eval 3.87] [%clk 0:00:34] } 53. Kxc4 { [%eval 3.79] [%clk 0:09:36] } 53... h5 { [%eval 4.13] [%clk 0:00:56] } 54. a6 { [%eval 3.83] [%clk 0:08:18] } 54... h4 { [%eval 4.45] [%clk 0:01:14] } 55. a7 { [%eval 4.07] [%clk 0:08:43] } 55... Bxa7 { [%eval 4.35] [%clk 0:01:32] } 56. Rxa7 { [%eval 4.0] [%clk 0:09:09] } 56... Ng5 { [%eval 4.44] [%clk 0:00:57] } 57. Ra8 { [%eval 4.52] [%clk 0:02:44] } 57... Kg6 { [%eval 5.01] [%clk 0:00:45] } 58. f4 { [%eval 5.04] [%clk 0:03:02] } 58... Nf7 { [%eval 5.01] [%clk 0:00:33] } 59. Kd4 { [%eval 4.64] [%clk 0:03:02] } 59... Nd6?? { [%eval #18] } { Checkmate is now unavoidable. Kf5 was best. } { [%clk 0:00:38] } 60. Ra6 { [%eval #19] [%clk 0:03:09] } 60... h3 { [%eval #21] [%clk 0:00:59] } 61. Rxd6+ { [%eval 83.08] [%clk 0:03:33] } 61... Kf5 { [%eval 8.7] [%clk 0:00:00] } 1-0