Event: Round 4: Ali Abdullah Al Mamari - Claus Pitschka
Date: 2023-11-05
White: Ali Abdullah Al Mamari
WhiteElo: 1561
Black: Claus Pitschka
BlackTitle: FM
BlackElo: 2098
Result: 0-1
ECO: A01
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard

1. b3 { [%eval 0.0] [%clk 1:30:54] } 1... d5 { [%eval 0.08] [%clk 1:29:13] } 2. e3 { [%eval -0.33] [%clk 1:31:17] } 2... Bf5 { [%eval 0.0] [%clk 1:27:57] } 3. Bb2 { [%eval 0.0] [%clk 1:31:38] } 3... Nd7 { [%eval 0.0] [%clk 1:27:49] } 4. Nf3 { [%eval 0.21] [%clk 1:31:48] } 4... e6 { [%eval 0.0] [%clk 1:27:48] } 5. a3 { [%eval -0.18] [%clk 1:32:04] } 5... h6 { [%eval -0.21] [%clk 1:26:55] } 6. d4 { [%eval -0.17] [%clk 1:32:02] } 6... Ngf6 { [%eval -0.1] [%clk 1:26:37] } 7. Bd3 { [%eval -0.19] [%clk 1:30:43] } 7... Bd6 { [%eval -0.17] [%clk 1:18:46] } 8. Nbd2 { [%eval -0.24] [%clk 1:26:10] } 8... O-O { [%eval -0.27] [%clk 1:15:58] } 9. O-O { [%eval -0.3] [%clk 1:26:35] } 9... c6 { [%eval -0.28] [%clk 1:14:49] } 10. Ne5 { [%eval -0.31] [%clk 1:25:30] } 10... Rc8 { [%eval -0.14] [%clk 1:07:29] } 11. f4 { [%eval -0.28] [%clk 1:22:42] } 11... c5 { [%eval -0.29] [%clk 1:05:25] } 12. Bxf5 { [%eval -0.26] [%clk 1:20:38] } 12... exf5 { [%eval -0.38] [%clk 1:05:47] } 13. c4 { [%eval -0.29] [%clk 1:20:25] } 13... Re8 { [%eval -0.19] [%clk 0:53:27] } 14. h3 { [%eval -0.49] [%clk 1:19:42] } 14... Ne4? { [%eval 0.86] } { Mistake. Bb8 was best. } { [%clk 0:49:38] } 15. Nxe4 { [%eval 0.9] [%clk 1:14:18] } 15... fxe4 { [%eval 0.99] [%clk 0:48:58] } 16. cxd5 { [%eval 0.44] [%clk 1:03:03] } 16... Nf6 { [%eval 0.51] [%clk 0:47:03] } 17. Qe2 { [%eval 0.23] [%clk 0:45:03] } 17... Bf8 { [%eval 0.53] [%clk 0:39:37] } 18. Rad1 { [%eval 0.0] [%clk 0:37:24] } 18... Qxd5 { [%eval 0.0] [%clk 0:38:52] } 19. Qc4?! { [%eval -0.69] } { Inaccuracy. Nc4 was best. } { [%clk 0:34:05] } 19... Red8?! { [%eval 0.06] } { Inaccuracy. cxd4 was best. } { [%clk 0:29:02] } 20. dxc5 { [%eval 0.05] [%clk 0:27:07] } 20... Qxc4 { [%eval 0.17] [%clk 0:27:35] } 21. Nxc4 { [%eval 0.14] [%clk 0:25:58] } 21... Bxc5 { [%eval 0.12] [%clk 0:27:49] } 22. Bxf6 { [%eval 0.0] [%clk 0:25:52] } 22... gxf6 { [%eval 0.0] [%clk 0:28:11] } 23. b4?! { [%eval -0.57] } { Inaccuracy. a4 was best. } { [%clk 0:21:57] } 23... Rxd1 { [%eval -0.5] [%clk 0:27:26] } 24. Rxd1 { [%eval -0.46] [%clk 0:21:41] } 24... Bxb4 { [%eval -0.03] [%clk 0:27:45] } 25. Rd4?! { [%eval -1.01] } { Inaccuracy. Nb6 was best. } { [%clk 0:20:34] } 25... b5 { [%eval -0.55] [%clk 0:25:03] } 26. Nd6 { [%eval -0.54] [%clk 0:17:51] } 26... Bxd6 { [%eval -0.32] [%clk 0:22:13] } 27. Rxd6 { [%eval -0.38] [%clk 0:18:13] } 27... Rc3 { [%eval -0.16] [%clk 0:20:08] } 28. Ra6 { [%eval -0.14] [%clk 0:18:25] } 28... Rxe3 { [%eval -0.27] [%clk 0:19:47] } 29. Rxa7 { [%eval -0.14] [%clk 0:18:43] } 29... f5 { [%eval -0.16] [%clk 0:17:12] } 30. Kf2 { [%eval -0.17] [%clk 0:18:59] } 30... Rb3 { [%eval -0.14] [%clk 0:17:35] } 31. g4?? { [%eval -3.86] } { Blunder. Ra6 was best. } { [%clk 0:17:18] } 31... Rxh3 { [%eval -3.49] [%clk 0:17:13] } 32. gxf5 { [%eval -3.96] [%clk 0:17:39] } 32... Rf3+ { [%eval -3.73] [%clk 0:17:29] } 33. Ke2 { [%eval -3.94] [%clk 0:17:43] } 33... Rxf4?? { [%eval -0.25] } { Blunder. Kg7 was best. } { [%clk 0:17:20] } 34. Ke3 { [%eval -0.05] [%clk 0:17:54] } 34... Rxf5 { [%eval -0.06] [%clk 0:17:38] } 35. Kxe4 { [%eval -0.03] [%clk 0:18:12] } 35... Rg5 { [%eval 0.0] [%clk 0:17:36] } 36. Kf4 { [%eval 0.0] [%clk 0:18:27] } 36... Rc5 { [%eval 0.0] [%clk 0:17:19] } 37. Ra6?? { [%eval -3.52] } { Blunder. Ra5 was best. } { [%clk 0:17:06] } 37... Kg7?? { [%eval -0.07] } { Blunder. Rc4+ was best. } { [%clk 0:17:08] } 38. Rb6 { [%eval -0.55] [%clk 0:17:00] } 38... h5 { [%eval -0.28] [%clk 0:16:54] } 39. Kg3 { [%eval -0.31] [%clk 0:16:51] } 39... f6 { [%eval -0.09] [%clk 0:16:49] } 40. Kh4?? { [%eval -3.23] } { Blunder. Ra6 was best. } { [%clk 0:17:12] } 40... Kg6 { [%eval -3.06] [%clk 0:16:15] } 41. Rb8 { [%eval -2.84] [%clk 0:17:20] } 41... Kf5 { [%eval -3.57] [%clk 0:14:09] } 42. Kxh5 { [%eval -4.41] [%clk 0:16:35] } 42... Kf4+ { [%eval -4.31] [%clk 0:11:36] } 43. Kg6 { [%eval -5.13] [%clk 0:14:39] } 43... f5 { [%eval -5.24] [%clk 0:11:25] } 44. a4 { [%eval -5.12] [%clk 0:14:40] } 44... bxa4 { [%eval -5.03] [%clk 0:11:25] } 45. Rb4+ { [%eval -5.03] [%clk 0:15:01] } 45... Kg3 { [%eval -5.02] [%clk 0:11:35] } 46. Rxa4 { [%eval -4.93] [%clk 0:15:19] } 46... f4 { [%eval -4.84] [%clk 0:11:48] } 47. Ra8 { [%eval -5.1] [%clk 0:11:39] } 47... f3 { [%clk 0:11:49] } 48. Kh6 { [%clk 0:12:00] } 48... f2 { [%clk 0:11:54] } 49. Rg8+ { [%clk 0:12:18] } 49... Kf4 { [%clk 0:11:36] } 0-1