Event: Vezerkepzo IM May
Site: chess24.com
Date: 2021-05-19
White: Kahn, Evarth Dr.
WhiteTitle: IM
WhiteElo: 2172
Black: Pein, Jonathan
BlackTitle: CM
BlackElo: 2185
Result: 0-1
ECO: A50
Opening: Queen's Indian Accelerated
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:27] } 1... Nf6 { [%eval 0.19] [%clk 1:30:24] } 2. c4 { [%eval 0.14] [%clk 1:30:53] } 2... b6 { [%eval 0.44] [%clk 1:30:50] } 3. Nc3 { [%eval 0.48] [%clk 1:30:42] } 3... Bb7 { [%eval 0.33] [%clk 1:31:04] } 4. Qc2 { [%eval 0.25] [%clk 1:29:55] } 4... d5 { [%eval 0.49] [%clk 1:31:31] } 5. cxd5 { [%eval 0.46] [%clk 1:30:18] } 5... Nxd5 { [%eval 0.55] [%clk 1:31:59] } 6. e4 { [%eval 0.4] [%clk 1:27:43] } 6... Nxc3 { [%eval 0.71] [%clk 1:32:26] } 7. bxc3 { [%eval 0.05] [%clk 1:28:07] } 7... e5?! { [%eval 0.87] } { Inaccuracy. e6 was best. } { [%clk 1:32:51] } 8. dxe5?! { [%eval 0.19] } { Inaccuracy. Bc4 was best. } { [%clk 1:25:43] } 8... Qe7 { [%eval 0.59] [%clk 1:32:23] } 9. f4?! { [%eval -0.31] } { Inaccuracy. Nf3 was best. } { [%clk 1:18:45] } 9... Nd7 { [%eval 0.05] [%clk 1:28:04] } 10. a4 { [%eval -0.33] [%clk 1:04:35] } 10... O-O-O { [%eval -0.4] [%clk 1:17:32] } 11. a5 { [%eval -0.31] [%clk 1:02:33] } 11... Nc5 { [%eval -0.09] [%clk 1:08:43] } 12. axb6 { [%eval 0.0] [%clk 1:02:57] } 12... axb6 { [%eval 0.0] [%clk 1:03:26] } 13. Ba3? { [%eval -1.33] } { Mistake. Nf3 was best. } { [%clk 0:52:21] } 13... Bxe4?! { [%eval -0.33] } { Inaccuracy. Qd7 was best. } { [%clk 0:55:18] } 14. Qxe4 { [%eval -0.38] [%clk 0:43:23] } 14... Nxe4 { [%eval -0.46] [%clk 0:55:05] } 15. Ba6+? { [%eval -1.59] } { Mistake. Bxe7 was best. } { [%clk 0:42:41] } 15... Kb8 { [%eval -1.28] [%clk 0:51:25] } 16. Bxe7 { [%eval -1.22] [%clk 0:43:08] } 16... Bxe7 { [%eval -1.18] [%clk 0:51:44] } 17. Be2?! { [%eval -1.78] } { Inaccuracy. Ne2 was best. } { [%clk 0:34:44] } 17... Nxc3 { [%eval -1.92] [%clk 0:49:10] } 18. Bf3 { [%eval -1.57] [%clk 0:35:12] } 18... Nd5 { [%eval -1.6] [%clk 0:49:14] } 19. Ne2 { [%eval -1.89] [%clk 0:35:37] } 19... Bc5 { [%eval -1.86] [%clk 0:47:09] } 20. h4 { [%eval -2.02] [%clk 0:30:43] } 20... c6 { [%eval -2.01] [%clk 0:44:25] } 21. Rh3 { [%eval -2.47] [%clk 0:28:13] } 21... Kb7 { [%eval -2.11] [%clk 0:34:03] } 22. Be4 { [%eval -2.63] [%clk 0:26:32] } 22... Rhe8 { [%eval -2.33] [%clk 0:27:10] } 23. Bxh7 { [%eval -2.57] [%clk 0:25:26] } 23... Ne3 { [%eval -2.67] [%clk 0:25:46] } 24. Rc1 { [%eval -2.74] [%clk 0:16:11] } 24... Nxg2+ { [%eval -2.64] [%clk 0:23:18] } 25. Kf1 { [%eval -2.7] [%clk 0:16:37] } 25... Ne3+ { [%eval -2.75] [%clk 0:22:50] } 26. Ke1 { [%eval -3.17] [%clk 0:16:34] } 26... g6 { [%eval -2.69] [%clk 0:18:07] } 27. h5?! { [%eval -3.79] } { Inaccuracy. Rxc5 was best. } { [%clk 0:05:56] } 27... Rh8 { [%eval -3.41] [%clk 0:17:30] } 28. hxg6 { [%eval -4.22] [%clk 0:06:20] } 28... fxg6 { [%eval -4.31] [%clk 0:17:52] } 29. e6 { [%eval -5.27] [%clk 0:04:48] } 29... Nf5?! { [%eval -3.56] } { Inaccuracy. Rd3 was best. } { [%clk 0:03:07] } 30. Rxc5 { [%eval -3.71] [%clk 0:01:47] } 30... bxc5 { [%eval -3.75] [%clk 0:03:36] } 31. Rb3+ { [%eval -3.76] [%clk 0:02:16] } 31... Kc7 { [%eval -4.09] [%clk 0:03:41] } 32. Bxg6 { [%eval -3.66] [%clk 0:02:43] } 32... Rh1+ { [%eval -4.19] [%clk 0:01:41] } 33. Kf2 { [%eval -4.0] [%clk 0:03:11] } 33... Rh2+ { [%eval -3.78] [%clk 0:01:34] } 34. Ke1 { [%eval -3.93] [%clk 0:03:35] } 34... Rh1+ { [%eval -4.02] [%clk 0:01:33] } 35. Kf2 { [%eval -3.94] [%clk 0:04:01] } 35... Rh2+ { [%eval -4.16] [%clk 0:02:01] } 36. Ke1 { [%eval -3.92] [%clk 0:03:57] } 36... c4?! { [%eval -3.07] } { Inaccuracy. Ne7 was best. } { [%clk 0:02:05] } 37. Rc3 { [%eval -3.71] [%clk 0:03:15] } 37... Ne7? { [%eval -2.0] } { Mistake. Nd6 was best. } { [%clk 0:01:49] } 38. Be4 { [%eval -2.17] [%clk 0:03:30] } 38... Ra8 { [%eval -2.18] [%clk 0:01:39] } 39. f5?! { [%eval -3.25] } { Inaccuracy. Rxc4 was best. } { [%clk 0:02:32] } 39... Ra1+ { [%eval -3.09] [%clk 0:01:46] } 40. Nc1?! { [%eval -4.44] } { Inaccuracy. Kd2 was best. } { [%clk 0:33:00] } 40... Nd5?? { [%eval -1.17] } { Blunder. Rh4 was best. } { [%clk 0:30:36] } 41. Rxc4 { [%eval -1.19] [%clk 0:31:02] } 41... Kd6 { [%eval -1.22] [%clk 0:25:45] } 42. f6 { [%eval -1.34] [%clk 0:25:44] } 42... Nxf6 { [%eval -1.16] [%clk 0:20:40] } 43. Rxc6+ { [%eval -1.31] [%clk 0:26:03] } 43... Ke7 { [%eval -1.17] [%clk 0:16:11] } 44. Bf3 { [%eval -1.02] [%clk 0:26:08] } 44... Nh5?! { [%eval -0.25] } { Inaccuracy. Ra3 was best. } { [%clk 0:14:07] } 45. Bxh5 { [%eval -0.25] [%clk 0:17:01] } 45... Rxh5 { [%eval -0.25] [%clk 0:14:36] } 46. Kf2 { [%eval -0.3] [%clk 0:16:32] } 46... Ra3 { [%eval -0.26] [%clk 0:13:42] } 47. Ne2?? { [%eval -50.43] } { Blunder. Kg2 was best. } { [%clk 0:16:36] } 47... Rh2+ { [%eval -50.83] [%clk 0:13:11] } 48. Ke1?! { [%eval #-24] } { Checkmate is now unavoidable. Kf1 was best. } { [%clk 0:16:58] } 48... Ra1+?? { [%eval -3.2] } { Lost forced checkmate sequence. Ra2 was best. } { [%clk 0:13:20] } 49. Nc1?? { [%eval -53.87] } { Blunder. Kd2 was best. } { [%clk 0:17:13] } 49... Rb1 { [%eval -48.16] [%clk 0:12:34] } 50. Rc7+ { [%eval -51.94] [%clk 0:14:06] } 50... Kd6 { [%eval -51.72] [%clk 0:10:20] } 51. Rd7+?! { [%eval #-18] } { Checkmate is now unavoidable. Rc3 was best. } { [%clk 0:10:08] } 51... Kxe6 { [%eval #-16] [%clk 0:07:56] } 52. Rd1 { [%eval #-10] [%clk 0:10:34] } 52... Rbb2 { [%eval #-14] [%clk 0:07:48] } 0-1