Event: Round 8: Ortiz Suarez, Isan Reynaldo - Shirov, Alexei
Date: 2023-08-18
White: Ortiz Suarez, Isan Reynaldo
WhiteTitle: GM
Black: Shirov, Alexei
BlackTitle: GM
Result: 1/2-1/2
ECO: D46
Opening: Semi-Slav Defense: Chigorin Defense
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:56] } 1... d5 { [%eval 0.34] [%clk 1:30:56] } 2. d4 { [%eval 0.28] [%clk 1:31:18] } 2... Nf6 { [%eval 0.25] [%clk 1:31:22] } 3. c4 { [%eval 0.16] [%clk 1:31:41] } 3... c6 { [%eval 0.38] [%clk 1:31:49] } 4. Nc3 { [%eval 0.31] [%clk 1:31:34] } 4... e6 { [%eval 0.2] [%clk 1:32:15] } 5. e3 { [%eval 0.13] [%clk 1:31:41] } 5... Nbd7 { [%eval 0.23] [%clk 1:32:41] } 6. Qc2 { [%eval 0.29] [%clk 1:32:03] } 6... Bd6 { [%eval 0.22] [%clk 1:33:06] } 7. Bd3 { [%eval 0.0] [%clk 1:32:23] } 7... O-O { [%eval 0.22] [%clk 1:33:27] } 8. O-O { [%eval 0.33] [%clk 1:32:42] } 8... dxc4 { [%eval 0.3] [%clk 1:33:54] } 9. Bxc4 { [%eval 0.29] [%clk 1:33:01] } 9... b5 { [%eval 0.35] [%clk 1:34:21] } 10. Be2 { [%eval 0.23] [%clk 1:32:32] } 10... Bb7 { [%eval 0.4] [%clk 1:34:43] } 11. e4 { [%eval 0.31] [%clk 1:32:20] } 11... e5 { [%eval 0.21] [%clk 1:35:08] } 12. dxe5 { [%eval 0.07] [%clk 1:32:27] } 12... Nxe5 { [%eval 0.27] [%clk 1:35:35] } 13. Nd4 { [%eval 0.25] [%clk 1:32:43] } 13... Neg4 { [%eval -0.21] [%clk 1:18:45] } 14. g3 { [%eval 0.05] [%clk 1:31:50] } 14... Bc5 { [%eval 0.08] [%clk 1:18:28] } 15. Nf5 { [%eval 0.01] [%clk 1:31:29] } 15... Re8 { [%eval 0.06] [%clk 1:11:11] } 16. Bf4 { [%eval 0.06] [%clk 1:30:17] } 16... Qb6 { [%eval 0.11] [%clk 1:09:07] } 17. Kg2 { [%eval 0.21] [%clk 1:29:41] } 17... g6 { [%eval 0.32] [%clk 1:09:01] } 18. h3 { [%eval 0.33] [%clk 1:18:16] } 18... gxf5 { [%eval 0.26] [%clk 1:09:02] } 19. hxg4 { [%eval 0.26] [%clk 1:18:24] } 19... Bd4 { [%eval 0.14] [%clk 1:00:54] } 20. gxf5 { [%eval 0.2] [%clk 1:11:45] } 20... Bxc3 { [%eval 0.12] [%clk 1:00:31] } 21. bxc3 { [%eval 0.31] [%clk 1:05:18] } 21... c5 { [%eval 0.45] [%clk 1:00:00] } 22. f3 { [%eval 0.41] [%clk 0:54:32] } 22... Rxe4 { [%eval 0.52] [%clk 0:59:56] } 23. Qb2?? { [%eval -1.36] } { Blunder. Rae1 was best. } { [%clk 0:44:19] } 23... Rxf4 { [%eval -1.14] [%clk 0:54:32] } 24. gxf4 { [%eval -1.2] [%clk 0:44:29] } 24... c4 { [%eval -0.88] [%clk 0:55:00] } 25. Qd2?! { [%eval -1.74] } { Inaccuracy. Rg1 was best. } { [%clk 0:26:35] } 25... Nd5?! { [%eval -0.99] } { Inaccuracy. Ng4 was best. } { [%clk 0:48:21] } 26. Rg1 { [%eval -1.01] [%clk 0:24:01] } 26... Kf8 { [%eval -0.49] [%clk 0:48:36] } 27. Qd4 { [%eval -0.47] [%clk 0:23:58] } 27... Qxd4 { [%eval -0.43] [%clk 0:48:48] } 28. cxd4 { [%eval -0.62] [%clk 0:24:20] } 28... Nxf4+ { [%eval -0.5] [%clk 0:49:12] } 29. Kf1 { [%eval -0.46] [%clk 0:24:28] } 29... Re8 { [%eval -0.42] [%clk 0:49:35] } 30. Re1 { [%eval -0.43] [%clk 0:24:21] } 30... Re3 { [%eval -0.51] [%clk 0:46:14] } 31. Rg4?! { [%eval -1.5] } { Inaccuracy. Bd1 was best. } { [%clk 0:19:34] } 31... Nxe2 { [%eval -1.16] [%clk 0:30:10] } 32. Rxe2 { [%eval -1.37] [%clk 0:19:49] } 32... Rxf3+ { [%eval -1.19] [%clk 0:30:37] } 33. Rf2 { [%eval -1.59] [%clk 0:15:21] } 33... c3 { [%eval -1.3] [%clk 0:30:54] } 34. Ke2 { [%eval -1.75] [%clk 0:15:45] } 34... Rxf2+ { [%eval -1.83] [%clk 0:29:51] } 35. Kxf2 { [%eval -1.86] [%clk 0:16:11] } 35... Bd5?? { [%eval -0.08] } { Blunder. h5 was best. } { [%clk 0:29:59] } 36. a3 { [%eval -0.1] [%clk 0:15:55] } 36... a5 { [%eval 0.0] [%clk 0:29:43] } 37. Ke3 { [%eval -0.03] [%clk 0:15:52] } 37... b4 { [%eval 0.0] [%clk 0:26:28] } 38. axb4 { [%eval -0.08] [%clk 0:16:18] } 38... axb4 { [%eval -0.04] [%clk 0:26:55] } 39. Kd3 { [%eval 0.0] [%clk 0:16:35] } 39... f6 { [%eval 0.0] [%clk 0:13:17] } 40. Rh4 { [%eval 0.0] [%clk 0:12:49] } 40... Kg7 { [%eval -0.02] [%clk 0:13:39] } 41. Rg4+ { [%eval 0.0] [%clk 0:13:16] } 41... Kh6 { [%eval 0.0] [%clk 0:11:48] } 42. Rg1 { [%eval 0.0] [%clk 0:13:25] } 42... Kh5 { [%eval 0.0] [%clk 0:11:04] } 43. Rg7 { [%eval 0.0] [%clk 0:12:59] } 43... h6 { [%eval 0.13] [%clk 0:11:26] } 44. Rg6 { [%eval 0.07] [%clk 0:11:43] } 44... Ba2 { [%eval 0.07] [%clk 0:10:00] } 45. Kc2 { [%eval 0.06] [%clk 0:12:06] } 45... Bd5 { [%eval 0.03] [%clk 0:10:02] } 46. Rxf6 { [%eval 0.0] [%clk 0:04:59] } 46... Be4+ { [%eval 0.0] [%clk 0:10:25] } 47. Kb3 { [%eval 0.0] [%clk 0:05:18] } 47... Bd5+ { [%eval 0.0] [%clk 0:10:21] } 48. Kc2 { [%eval 0.0] [%clk 0:05:45] } 1/2-1/2