Event: 2022 Saint Louis Norm Congress - International Master
Site: Saint Louis, Missouri, United States
Date: 2022-05-22
White: Posthuma, Joshua
WhiteTitle: FM
WhiteElo: 2404
Black: Paul Chambers, Ezra
BlackTitle: FM
BlackElo: 2238
Result: 1-0
ECO: D30
Opening: Semi-Slav Defense: Quiet Variation
Variant: Standard
TimeControl: G/90+30

1. Nf3 { [%eval 0.25] [%clk 1:28:30] } 1... d5 { [%eval 0.34] [%clk 1:30:44] } 2. d4 { [%eval 0.28] [%clk 1:28:07] } 2... Nf6 { [%eval 0.25] [%clk 1:30:56] } 3. c4 { [%eval 0.16] [%clk 1:28:07] } 3... c6 { [%eval 0.38] [%clk 1:31:18] } 4. e3 { [%eval 0.24] [%clk 1:28:15] } 4... e6 { [%eval 0.42] [%clk 1:31:22] } 5. Nbd2 { [%eval 0.29] [%csl Gd2,Gd5][%cal Gb2b3,Gc1b2,Bf1d3,Be3e4] [%clk 1:28:05] } 5... c5 { [%eval 0.64] [%clk 1:30:38] } 6. cxd5 { [%eval 0.5] [%clk 1:26:26] } 6... exd5 { [%eval 0.4] [%clk 1:31:00] } 7. Bb5+ { [%eval 0.23] [%clk 1:24:29] } 7... Nc6 { [%eval 0.39] [%clk 1:30:39] } 8. Ne5 { [%eval 0.1] [%cal Gd8c7,Ge5c6,Gd1a4,Ga4e8] [%clk 1:13:10] } 8... Bd7 { [%eval 0.46] [%clk 1:29:54] } 9. Nxd7 { [%eval 0.51] [%clk 1:11:52] } 9... Qxd7 { [%eval 0.48] [%clk 1:30:09] } 10. Nf3 { [%eval 0.34] [%cal Gf8d6,Gd4c5,Gd6c5,Gf3e5,Gc5b4] [%clk 1:04:25] } 10... Bd6 { [%eval 0.58] [%clk 1:25:23] } 11. dxc5 { [%eval 0.52] [%clk 1:02:36] } 11... Bxc5 { [%eval 0.53] [%clk 1:24:47] } 12. O-O { [%eval 0.3] [%clk 0:57:54] } 12... O-O { [%eval 0.52] [%clk 1:24:50] } 13. b3 { [%eval 0.45] [%csl Gf6,Gc6][%cal Gc1b2,Gb2f6,Gb5d7,Bd1d2,Bf1d1,Ba1c1] [%clk 0:50:52] } 13... Qd6 { [%eval 0.8] [%clk 1:15:45] } 14. Bb2 { [%eval 0.8] [%clk 0:49:11] } 14... Ne4 { [%eval 0.64] [%clk 1:13:00] } 15. Bxc6 { [%eval 0.78] [%clk 0:43:22] } 15... bxc6 { [%eval 0.7] [%clk 1:10:47] } 16. Rc1 { [%eval 0.46] [%clk 0:41:25] } 16... Rac8 { [%eval 0.83] [%clk 1:09:09] } 17. Nd4 { [%eval 0.56] [%cal Gd4f5] [%clk 0:34:02] } 17... f5?! { [%eval 1.43] } { Inaccuracy. Bxd4 was best. } { [%clk 1:02:54] } 18. Rxc5 { [%eval 1.33] [%clk 0:25:11] } 18... Qxc5 { [%eval 1.71] [%clk 1:01:32] } 19. Ne6 { [%eval 1.49] [%clk 0:25:24] } 19... Qe7 { [%eval 1.5] [%clk 1:01:36] } 20. Nxf8 { [%eval 1.27] [%clk 0:25:42] } 20... Rxf8 { [%eval 1.66] [%clk 1:01:56] } 21. Qc2 { [%eval 1.72] [%csl Gc6] [%clk 0:24:19] } 21... Qe6 { [%eval 1.97] [%clk 0:58:08] } 22. Rc1 { [%eval 1.83] [%cal Gc6c5,Gf8c8] [%clk 0:24:06] } 22... Rc8 { [%eval 1.8] [%clk 0:57:06] } 23. Bd4 { [%eval 1.61] [%cal Gd4a7,Bb2d4,Bd4h8] [%clk 0:22:53] } 23... Rc7 { [%eval 2.06] [%clk 0:52:36] } 24. Qd3?! { [%eval 1.33] } { Inaccuracy. f3 was best. } { [%clk 0:21:44] } 24... c5 { [%eval 1.52] [%clk 0:42:47] } 25. f3 { [%eval 1.03] [%clk 0:21:13] } 25... c4?! { [%eval 1.81] } { Inaccuracy. Rc6 was best. } { [%clk 0:40:49] } 26. bxc4 { [%eval 1.65] [%clk 0:21:29] } 26... dxc4 { [%eval 1.9] [%clk 0:41:01] } 27. Qb1 { [%eval 1.8] [%clk 0:21:01] } 27... Nd6 { [%eval 1.91] [%clk 0:36:57] } 28. Qb8+ { [%eval 1.62] [%clk 0:18:19] } 28... Qc8 { [%eval 1.73] [%clk 0:37:09] } 29. Bxa7 { [%eval 1.82] [%clk 0:17:38] } 29... Kf7 { [%eval 1.86] [%clk 0:36:03] } 30. Qxc8? { [%eval 0.71] } { Mistake. Qb6 was best. } { [%clk 0:13:43] } 30... Rxc8 { [%eval 0.72] [%clk 0:36:20] } 31. Bd4 { [%eval 0.68] [%cal Gc8a8] [%clk 0:13:29] } 31... g6?! { [%eval 1.35] } { Inaccuracy. Ra8 was best. } { [%clk 0:36:02] } 32. a4 { [%eval 1.89] [%clk 0:12:04] } 32... Ke6 { [%eval 1.74] [%clk 0:35:42] } 33. Kf2 { [%eval 1.76] [%clk 0:11:37] } 33... Kd5 { [%eval 1.89] [%clk 0:29:12] } 34. Ke2 { [%eval 1.96] [%clk 0:11:03] } 34... f4 { [%eval 1.82] [%clk 0:28:08] } 35. Rd1 { [%eval 1.82] [%clk 0:09:29] } 35... fxe3 { [%eval 1.91] [%clk 0:27:30] } 36. Bxe3+ { [%eval 2.08] [%clk 0:09:49] } 36... Kc6 { [%eval 1.87] [%clk 0:27:55] } 37. g4? { [%eval 0.64] } { Mistake. Ra1 was best. } { [%csl Gd6,Gf5][%cal Gd6f5,Gf5e3] [%clk 0:08:43] } 37... Ra8 { [%eval 0.67] [%clk 0:24:52] } 38. Ra1 { [%eval 0.76] [%clk 0:08:41] } 38... Kd5? { [%eval 2.15] } { Mistake. Nb7 was best. } { [%clk 0:24:56] } 39. a5 { [%eval 2.3] [%clk 0:08:17] } 39... c3 { [%eval 2.77] [%clk 0:22:05] } 40. Kd3?! { [%eval 1.75] } { Inaccuracy. a6 was best. } { [%clk 0:07:43] } 40... Nc4 { [%eval 1.62] [%clk 0:21:24] } 41. a6 { [%eval 1.94] [%clk 0:07:57] } 41... Nxe3 { [%eval 1.96] [%clk 0:21:09] } 42. Ra5+ { [%eval 1.6] [%clk 0:08:13] } 42... Kc6 { [%eval 1.34] [%clk 0:20:37] } 43. Kxe3 { [%eval 1.87] [%clk 0:08:32] } 43... Kb6 { [%eval 2.19] [%clk 0:20:43] } 44. Ra1 { [%eval 1.76] [%clk 0:00:40] } 44... g5? { [%eval 3.5] } { Mistake. Ka7 was best. } { [%clk 0:09:02] } 45. Kd3 { [%eval 4.02] [%clk 0:00:32] } 45... Ka7 { [%eval 4.17] [%clk 0:09:15] } 46. Ra5 { [%eval 4.11] [%clk 0:00:37] } 46... Rc8 { [%eval 4.23] [%clk 0:08:24] } 47. Kc2 { [%eval 4.31] [%clk 0:01:03] } 47... h6 { [%eval 4.32] [%clk 0:08:36] } 48. Ra3 { [%eval 4.57] [%clk 0:00:57] } 48... Re8 { [%eval 6.32] [%clk 0:07:43] } 49. Rxc3 { [%eval 6.3] [%clk 0:00:44] } 49... Re2+ { [%eval 7.09] [%clk 0:08:03] } 50. Kd3 { [%eval 7.6] [%clk 0:01:06] } 50... Rxh2 { [%eval 7.62] [%cal Gc3a3] [%clk 0:08:29] } 51. Ra3 { [%eval 7.41] [%cal Gh6h5,Gd3e4] [%clk 0:00:56] } 51... h5 { [%eval 7.54] [%cal Gh5g4] [%clk 0:01:17] } 52. Ke4 { [%eval 7.69] [%cal Gh5g4] [%clk 0:01:21] } 52... h4 { [%eval 9.22] [%clk 0:00:32] } 53. Kf5 { [%eval 8.41] [%clk 0:01:42] } 53... Rg2 { [%eval 7.48] [%clk 0:00:34] } 54. Kxg5 { [%eval 10.56] [%clk 0:01:57] } 54... h3 { [%eval 11.18] [%clk 0:01:01] } 55. f4 { [%eval 11.52] [%clk 0:01:59] } 55... h2 { [%eval 11.64] [%clk 0:01:28] } 56. Rh3 { [%eval 11.13] [%cal Gh3h2] [%clk 0:02:24] } 56... Kxa6 { [%eval 11.94] [%clk 0:01:56] } 57. f5 { [%eval 12.04] [%clk 0:02:28] } 57... Kb6 { [%eval 11.1] [%cal Gf5f6,Gf6f7,Gh3h2] [%clk 0:02:22] } 58. Kf4 { [%eval 10.27] [%clk 0:02:42] } 58... Kc6 { [%eval 10.27] [%clk 0:02:37] } 59. Kf3 { [%eval 10.53] [%clk 0:02:47] } 59... Ra2 { [%eval 10.57] [%clk 0:03:00] } 60. Kg3 { [%eval 11.08] [%csl Gh2] [%clk 0:03:07] } 60... Kd6 { [%eval 11.96] [%clk 0:03:04] } 61. Rxh2 { [%eval 11.75] [%clk 0:03:23] } 61... Ra3+ { [%eval 11.65] [%clk 0:03:31] } 62. Kf4 { [%eval 12.85] [%clk 0:03:38] } 62... Kd5 { [%eval 14.58] } 63. Ke4+ 1-0