Event: Round 5: Juan Pablo Sierra Mejia - David Arenas
Date: 2023-08-05
White: Juan Pablo Sierra Mejia
Black: David Arenas
Result: 0-1
ECO: D37
Opening: Queen's Gambit Declined: Vienna Variation, Quiet Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:21:37] } 1... d5 { [%eval 0.27] [%clk 1:30:54] } 2. c4 { [%eval 0.29] [%clk 1:21:55] } 2... e6 { [%eval 0.3] [%clk 1:31:20] } 3. Nf3 { [%eval 0.0] [%clk 1:20:55] } 3... Nf6 { [%eval 0.17] [%clk 1:31:45] } 4. Nc3 { [%eval 0.0] [%clk 1:20:28] } 4... dxc4 { [%eval 0.17] [%clk 1:32:08] } 5. e3 { [%eval 0.15] [%clk 1:20:16] } 5... a6 { [%eval 0.12] [%clk 1:32:24] } 6. Bxc4 { [%eval -0.13] [%clk 1:20:36] } 6... b5 { [%eval 0.0] [%clk 1:32:46] } 7. Be2 { [%eval -0.12] [%clk 1:20:23] } 7... Bb7 { [%eval -0.1] [%clk 1:32:51] } 8. O-O { [%eval -0.11] [%clk 1:20:32] } 8... Nbd7 { [%eval -0.12] [%clk 1:32:48] } 9. b3 { [%eval -0.13] [%clk 1:20:20] } 9... c5 { [%eval -0.11] [%clk 1:30:07] } 10. Bb2 { [%eval -0.08] [%clk 1:19:35] } 10... Be7 { [%eval -0.05] [%clk 1:28:56] } 11. Rc1 { [%eval -0.12] [%clk 1:18:12] } 11... O-O { [%eval -0.14] [%clk 1:28:46] } 12. h3 { [%eval -0.1] [%clk 1:17:56] } 12... Qb6 { [%eval 0.0] [%clk 1:26:11] } 13. a3 { [%eval -0.37] [%clk 1:12:52] } 13... Rfd8 { [%eval -0.33] [%clk 1:22:41] } 14. Qc2 { [%eval -0.33] [%clk 1:08:03] } 14... Rac8 { [%eval -0.37] [%clk 1:18:32] } 15. dxc5 { [%eval -0.3] [%clk 1:04:09] } 15... Nxc5 { [%eval -0.47] [%clk 1:18:01] } 16. b4 { [%eval -0.32] [%clk 1:03:36] } 16... Nce4 { [%eval -0.09] [%clk 0:54:30] } 17. Qb1 { [%eval -0.32] [%clk 0:59:18] } 17... Nd6 { [%eval -0.3] [%clk 0:27:36] } 18. Ne5 { [%eval -0.63] [%clk 0:51:53] } 18... Nd7? { [%eval 0.79] } { Mistake. Nf5 was best. } { [%clk 0:26:52] } 19. Na4 { [%eval 0.63] [%clk 0:45:27] } 19... Qa7 { [%eval 0.5] [%clk 0:18:07] } 20. Bd4 { [%eval 0.44] [%clk 0:38:33] } 20... Rxc1?! { [%eval 1.36] } { Inaccuracy. Qb8 was best. } { [%clk 0:18:34] } 21. Rxc1 { [%eval 1.44] [%clk 0:38:33] } 21... Qb8 { [%eval 1.32] [%clk 0:18:57] } 22. Nxd7 { [%eval 1.39] } 22... Rxd7 { [%eval 1.53] [%clk 0:19:26] } 23. Nc5 { [%eval 1.46] [%clk 0:37:49] } 23... Rd8 { [%eval 1.52] [%clk 0:19:52] } 24. Qa1?! { [%eval 0.78] } { Inaccuracy. Nxb7 was best. } { [%clk 0:37:08] } 24... Bf8 { [%eval 0.74] [%clk 0:17:05] } 25. Be5 { [%eval 0.72] [%clk 0:34:49] } 25... Qa8 { [%eval 0.67] [%clk 0:14:43] } 26. Nxb7 { [%eval 0.91] [%clk 0:34:56] } 26... Qxb7 { [%eval 0.78] [%clk 0:15:09] } 27. Bf3 { [%eval 0.75] [%clk 0:34:51] } 27... Qe7 { [%eval 1.18] [%clk 0:14:19] } 28. Rc6 { [%eval 1.36] [%clk 0:34:09] } 28... Nc4 { [%eval 1.37] [%clk 0:14:42] } 29. Rxa6 { [%eval 1.53] [%clk 0:32:26] } 29... Nd2 { [%eval 1.66] [%clk 0:13:18] } 30. Bc6 { [%eval 1.58] [%clk 0:30:03] } 30... Qg5 { [%eval 2.07] [%clk 0:11:39] } 31. Ra8?! { [%eval 0.98] } { Inaccuracy. Bc7 was best. } { [%clk 0:28:13] } 31... Nb3?! { [%eval 2.09] } { Inaccuracy. Rxa8 was best. } { [%clk 0:09:34] } 32. Qc3 { [%eval 2.53] [%clk 0:26:55] } 32... Rd1+ { [%eval 2.5] [%clk 0:07:51] } 33. Kh2 { [%eval 2.31] [%clk 0:27:17] } 33... Nd2 { [%eval 2.27] [%clk 0:08:20] } 34. g3 { [%eval 2.51] [%clk 0:26:23] } 34... Qf5 { [%eval 2.51] [%clk 0:08:42] } 35. Bf4 { [%eval 2.77] [%clk 0:17:08] } 35... Ne4 { [%eval 2.52] [%clk 0:09:07] } 36. Qc2?? { [%eval -0.14] } { Blunder. Qe5 was best. } { [%clk 0:16:27] } 36... Rh1+ { [%eval -0.05] [%clk 0:09:35] } 37. Kxh1 { [%eval -0.15] [%clk 0:14:43] } 37... Nxg3+ { [%eval -0.1] [%clk 0:10:05] } 38. Bxg3 { [%eval -0.1] [%clk 0:14:23] } 38... Qxc2 { [%eval -0.1] [%clk 0:10:34] } 39. Bf3 { [%eval -0.09] [%clk 0:14:24] } 39... Qd3 { [%eval 0.0] [%clk 0:07:38] } 40. Kg2 { [%eval 0.0] [%clk 0:12:35] } 40... f6 { [%eval 0.0] [%clk 0:07:48] } 41. Bc6?! { [%eval -1.03] } { Inaccuracy. a4 was best. } { [%clk 0:08:39] } 41... e5?! { [%eval -0.26] } { Inaccuracy. g6 was best. } { [%clk 0:06:51] } 42. e4 { [%eval -0.31] [%clk 0:08:55] } 42... g5 { [%eval 0.0] [%clk 0:05:59] } 43. Ra7?! { [%eval -1.06] } { Inaccuracy. Bd5+ was best. } { [%clk 0:06:55] } 43... h5 { [%eval -1.17] [%clk 0:05:14] } 44. h4 { [%eval -1.1] [%clk 0:06:33] } 44... g4 { [%eval -1.23] [%clk 0:04:44] } 45. Bd5+ { [%eval -1.19] [%clk 0:06:12] } 45... Kh8 { [%eval -1.27] [%clk 0:05:12] } 46. Ra8 { [%eval -1.39] [%clk 0:05:28] } 46... Kg7 { [%eval -1.17] [%clk 0:04:50] } 47. Ra7+ { [%eval -1.37] [%clk 0:05:33] } 47... Kh6 { [%eval -1.4] [%clk 0:05:13] } 48. Ra6 { [%eval -1.6] [%clk 0:05:33] } 48... Qf3+ { [%eval -1.35] [%clk 0:03:56] } 49. Kg1 { [%eval -1.28] [%clk 0:05:41] } 49... Kh7 { [%eval -1.1] [%clk 0:04:19] } 50. Ra7+ { [%eval -1.55] [%clk 0:05:32] } 50... Bg7 { [%eval -1.49] [%clk 0:04:37] } 51. Rb7 { [%eval -1.75] [%clk 0:03:36] } 51... Kg6 { [%eval -1.21] [%clk 0:03:20] } 52. Rb6?! { [%eval -2.12] } { Inaccuracy. Ra7 was best. } { [%clk 0:03:10] } 52... Kh7 { [%eval -1.7] [%clk 0:03:31] } 53. Rb7 { [%eval -1.73] [%clk 0:03:35] } 53... Qd3 { [%eval -1.26] [%clk 0:02:34] } 54. Ra7? { [%eval -2.75] } { Mistake. Kh2 was best. } { [%clk 0:03:24] } 54... Qd4 { [%eval -2.99] [%clk 0:02:57] } 55. Ra6?! { [%eval -4.37] } { Inaccuracy. Rc7 was best. } { [%clk 0:00:53] } 55... f5 { [%eval -4.64] [%clk 0:02:48] } 56. Rd6 { [%eval -5.6] [%clk 0:00:39] } 56... Qa1+ { [%eval -4.95] [%clk 0:03:12] } 57. Kg2 { [%eval -5.95] [%clk 0:00:38] } 57... f4 { [%eval -5.05] [%clk 0:03:42] } 0-1