Event: Round 4: Leenen, Boyd - Van Roon, Sjoerd
Date: 2024-06-15
White: Leenen, Boyd
WhiteElo: 1994
Black: Van Roon, Sjoerd
BlackTitle: FM
BlackElo: 2202
Result: 1/2-1/2
ECO: D10
Opening: Slav Defense
Variant: Standard

1. d4 { [%eval 0.16] [%clk 0:15:09] } 1... d5 { [%eval 0.24] [%clk 0:15:08] } 2. c4 { [%eval 0.19] [%clk 0:15:12] } 2... c6 { [%eval 0.21] [%clk 0:15:13] } 3. Nc3 { [%eval 0.2] [%clk 0:15:14] } 3... Nf6 { [%eval 0.32] [%clk 0:15:16] } 4. cxd5 { [%eval 0.16] [%clk 0:15:18] } 4... cxd5 { [%eval 0.17] [%clk 0:15:20] } 5. Nf3 { [%eval 0.14] [%clk 0:15:21] } 5... Nc6 { [%eval 0.08] [%clk 0:15:24] } 6. Bf4 { [%eval 0.1] [%clk 0:15:24] } 6... a6 { [%eval 0.16] [%clk 0:15:28] } 7. e3 { [%eval 0.11] [%clk 0:15:26] } 7... Bf5 { [%eval 0.45] [%clk 0:15:16] } 8. Bd3 { [%eval 0.1] [%clk 0:15:26] } 8... Bxd3 { [%eval 0.12] [%clk 0:15:14] } 9. Qxd3 { [%eval 0.15] [%clk 0:15:29] } 9... e6 { [%eval 0.12] [%clk 0:15:18] } 10. O-O { [%eval 0.11] [%clk 0:15:30] } 10... Be7 { [%eval 0.12] [%clk 0:15:19] } 11. h3 { [%eval 0.06] [%clk 0:15:32] } 11... O-O { [%eval 0.1] [%clk 0:15:21] } 12. a3 { [%eval -0.11] [%clk 0:15:28] } 12... Na5 { [%eval -0.04] [%clk 0:14:43] } 13. Ne5 { [%eval -0.1] [%clk 0:15:20] } 13... Rc8 { [%eval -0.16] [%clk 0:14:29] } 14. Rac1 { [%eval -0.11] [%clk 0:14:51] } 14... b5 { [%eval 0.26] [%clk 0:14:02] } 15. b4?! { [%eval -0.56] } { Inaccuracy. a4 was best. } { [%clk 0:14:17] } 15... Nc4 { [%eval -0.41] [%clk 0:14:00] } 16. Nxc4 { [%eval -0.93] [%clk 0:14:20] } 16... bxc4?! { [%eval -0.08] } { Inaccuracy. dxc4 was best. } { [%clk 0:13:26] } 17. Qc2 { [%eval -0.21] [%clk 0:14:17] } 17... a5 { [%eval -0.16] [%clk 0:13:29] } 18. Rb1 { [%eval -0.13] [%clk 0:14:03] } 18... Ra8 { [%eval 0.0] [%clk 0:12:27] } 19. b5 { [%eval -0.09] [%clk 0:12:41] } 19... Bxa3 { [%eval 0.0] [%clk 0:11:25] } 20. Qa4?! { [%eval -0.89] } { Inaccuracy. b6 was best. } { [%clk 0:11:00] } 20... Bb4 { [%eval -1.12] [%clk 0:10:59] } 21. Rfc1?! { [%eval -1.97] } { Inaccuracy. Na2 was best. } { [%clk 0:10:54] } 21... Qb6 { [%eval -1.79] [%clk 0:10:33] } 22. f3 { [%eval -2.32] [%clk 0:10:46] } 22... Ra7 { [%eval -2.33] [%clk 0:09:33] } 23. Rc2 { [%eval -2.35] [%clk 0:09:01] } 23... Rb7 { [%eval -2.17] [%clk 0:08:44] } 24. Qa2 { [%eval -2.36] [%clk 0:08:41] } 24... Ne8 { [%eval -2.39] [%clk 0:08:31] } 25. Qa4?! { [%eval -3.33] } { Inaccuracy. Qa1 was best. } { [%clk 0:08:03] } 25... Nd6 { [%eval -3.24] [%clk 0:08:08] } 26. Bxd6 { [%eval -3.51] [%clk 0:07:53] } 26... Bxd6?! { [%eval -2.61] } { Inaccuracy. Qxd6 was best. } { [%clk 0:07:58] } 27. Na2 { [%eval -3.05] [%clk 0:07:06] } 27... Rfb8 { [%eval -2.91] [%clk 0:07:42] } 28. Rcb2 { [%eval -2.93] [%clk 0:07:04] } 28... g6 { [%eval -2.97] [%clk 0:07:06] } 29. f4 { [%eval -2.94] [%clk 0:06:37] } 29... h5 { [%eval -2.91] [%clk 0:05:42] } 30. h4 { [%eval -2.87] [%clk 0:06:19] } 30... Kg7 { [%eval -3.0] [%clk 0:05:15] } 31. Kh1 { [%eval -3.33] [%clk 0:05:57] } 31... Qd8 { [%eval -3.09] [%clk 0:04:59] } 32. g3 { [%eval -3.03] [%clk 0:05:56] } 32... Bc7 { [%eval -3.07] [%clk 0:04:32] } 33. Nc3 { [%eval -3.17] [%clk 0:05:14] } 33... Bd6 { [%eval -3.08] [%clk 0:04:25] } 34. Na2 { [%eval -3.03] } 34... Ra8 { [%eval -2.9] } 35. Kg2 { [%eval -2.83] [%clk 0:05:05] } 35... Bc7 { [%eval -2.8] [%clk 0:04:22] } 36. Kh2 { [%eval -2.76] [%clk 0:05:00] } 36... Qf6?! { [%eval -2.07] } { Inaccuracy. Rc8 was best. } { [%clk 0:03:44] } 37. b6? { [%eval -3.92] } { Mistake. Nc3 was best. } { [%clk 0:04:42] } 37... Rab8 { [%eval -3.84] [%clk 0:02:44] } 38. Qxa5 { [%eval -4.35] [%clk 0:04:27] } 38... Qd8?! { [%eval -3.36] } { Inaccuracy. Rxb6 was best. } { [%clk 0:01:46] } 39. bxc7?! { [%eval -4.65] } { Inaccuracy. Qa3 was best. } { [%clk 0:04:07] } 39... Rxb2+ { [%eval -4.57] [%clk 0:01:46] } 40. Kh3 { [%eval -5.57] [%clk 0:04:08] } 40... Qd7?? { [%eval 3.0] } { Blunder. Qf6 was best. } { [%clk 0:01:22] } 41. cxb8=N { [%eval 3.02] [%clk 0:03:47] } 41... Qb7 { [%eval 2.81] [%clk 0:00:55] } 42. Rxb2 { [%eval 2.86] [%clk 0:03:24] } 42... Qxb2 { [%eval 2.89] [%clk 0:00:58] } 43. Qc7?? { [%eval 0.0] } { Blunder. Nc3 was best. } { [%clk 0:00:47] } 43... Qe2 { [%eval 0.0] [%clk 0:00:49] } 44. Qe5+ { [%eval 0.0] [%clk 0:00:40] } 44... Kg8 { [%eval 0.0] [%clk 0:00:40] } 45. Nc3 { [%eval 0.0] [%clk 0:00:22] } 1/2-1/2