Event: Round 1: Nathan Yan - Sebastian Sanchez
Date: 2023-05-26
White: Nathan Yan
Black: Sebastian Sanchez
BlackTitle: IM
Result: 1/2-1/2
ECO: B48
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:57] } 1... c5 { [%eval 0.32] [%clk 1:02:21] } 2. Nf3 { [%eval 0.0] [%clk 1:31:13] } 2... e6 { [%eval 0.34] [%clk 1:02:48] } 3. d4 { [%eval 0.42] [%clk 1:31:22] } 3... cxd4 { [%eval 0.37] [%clk 1:03:13] } 4. Nxd4 { [%eval 0.4] [%clk 1:31:44] } 4... Nc6 { [%eval 0.5] [%clk 1:03:38] } 5. Nc3 { [%eval 0.33] [%clk 1:32:02] } 5... Qc7 { [%eval 0.56] [%clk 1:04:02] } 6. Be3 { [%eval 0.28] [%clk 1:32:17] } 6... a6 { [%eval 0.0] [%clk 1:04:29] } 7. Qd2 { [%eval 0.09] [%clk 1:32:36] } 7... Nf6 { [%eval 0.01] [%clk 1:04:51] } 8. O-O-O { [%eval 0.45] [%clk 1:32:54] } 8... Be7 { [%eval 0.4] [%clk 1:05:02] } 9. f4 { [%eval 0.0] [%clk 1:33:15] } 9... b5 { [%eval 0.28] [%clk 1:04:50] } 10. e5 { [%eval -0.06] [%clk 1:32:58] } 10... b4 { [%eval 0.17] [%clk 1:05:09] } 11. exf6 { [%eval 0.0] [%clk 1:33:21] } 11... bxc3 { [%eval 0.29] [%clk 1:05:27] } 12. Qxc3 { [%eval 0.38] [%clk 1:33:45] } 12... Bxf6 { [%eval 0.29] [%clk 1:03:52] } 13. g4 { [%eval 0.19] [%clk 1:34:09] } 13... Bb7?! { [%eval 0.94] } { Inaccuracy. h6 was best. } { [%clk 0:55:42] } 14. g5 { [%eval 0.7] [%clk 1:26:15] } 14... Bxd4 { [%eval 0.83] [%clk 0:56:07] } 15. Rxd4 { [%eval 0.48] [%clk 1:25:55] } 15... Rc8 { [%eval 0.88] [%clk 0:56:34] } 16. Rc4?! { [%eval 0.08] } { Inaccuracy. Rd2 was best. } { [%clk 1:18:48] } 16... O-O { [%eval 0.22] [%clk 0:56:24] } 17. Bg2 { [%eval -0.08] [%clk 1:12:23] } 17... d5 { [%eval -0.01] [%clk 0:55:49] } 18. Rc5 { [%eval -0.02] [%clk 1:10:15] } 18... Qe7 { [%eval 0.03] [%clk 0:52:57] } 19. Qa3 { [%eval 0.21] [%clk 0:58:35] } 19... Rc7 { [%eval 0.61] [%clk 0:47:29] } 20. Re1 { [%eval 0.18] [%clk 0:52:30] } 20... Rfc8 { [%eval 0.25] [%clk 0:45:00] } 21. Kb1 { [%eval 0.31] [%clk 0:51:44] } 21... Ne5 { [%eval 0.57] [%clk 0:36:17] } 22. fxe5 { [%eval 0.27] [%clk 0:48:51] } 22... Rxc5 { [%eval 0.44] [%clk 0:36:43] } 23. Bxc5 { [%eval 0.42] [%clk 0:49:08] } 23... Qxc5 { [%eval 0.77] [%clk 0:32:48] } 24. Qxc5 { [%eval 0.81] [%clk 0:48:21] } 24... Rxc5 { [%eval 0.86] [%clk 0:33:14] } 25. c3? { [%eval -0.41] } { Mistake. Bf1 was best. } { [%clk 0:48:13] } 25... a5? { [%eval 0.77] } { Mistake. Rc4 was best. } { [%clk 0:33:31] } 26. Bf1 { [%eval 0.86] [%clk 0:46:22] } 26... Kf8 { [%eval 0.99] [%clk 0:27:47] } 27. Rd1?! { [%eval 0.11] } { Inaccuracy. Re3 was best. } { [%clk 0:45:15] } 27... Bc6?! { [%eval 0.68] } { Inaccuracy. f6 was best. } { [%clk 0:16:55] } 28. Rd4 { [%eval 0.68] [%clk 0:45:17] } 28... Be8 { [%eval 1.13] [%clk 0:17:20] } 29. b4 { [%eval 1.19] [%clk 0:44:12] } 29... Rxc3 { [%eval 1.06] [%clk 0:15:00] } 30. bxa5 { [%eval 1.1] [%clk 0:44:17] } 30... Re3 { [%eval 1.31] [%clk 0:15:20] } 31. Bd3?! { [%eval 0.71] } { Inaccuracy. Kb2 was best. } { [%clk 0:43:56] } 31... Ke7 { [%eval 0.79] [%clk 0:13:53] } 32. a6 { [%eval 0.9] [%clk 0:43:56] } 32... Bc6 { [%eval 0.95] [%clk 0:08:17] } 33. a7 { [%eval 1.0] [%clk 0:44:11] } 33... Rxe5 { [%eval 1.04] [%clk 0:08:27] } 34. Ra4 { [%eval 0.65] [%clk 0:25:36] } 34... Rxg5 { [%eval 0.54] [%clk 0:08:34] } 35. a8=Q { [%eval 0.52] [%clk 0:26:00] } 35... Bxa8 { [%eval 0.57] [%clk 0:09:03] } 36. Rxa8 { [%eval 0.59] [%clk 0:26:29] } 36... e5 { [%eval 0.41] [%clk 0:09:28] } 37. Ra7+ { [%eval 0.03] [%clk 0:26:05] } 37... Ke6 { [%eval 0.0] [%clk 0:09:46] } 38. a4 { [%eval 0.0] [%clk 0:26:08] } 38... e4 { [%eval 0.0] [%clk 0:10:09] } 39. Bb5 { [%eval 0.0] [%clk 0:26:29] } 39... d4 { [%eval 0.0] [%clk 0:06:56] } 40. Bc4+ { [%eval 0.0] [%clk 0:26:50] } 40... Kd6 { [%eval 0.0] [%clk 0:07:23] } 41. Rxf7 { [%eval 0.0] [%clk 0:27:06] } 41... Kc5 { [%eval 0.0] [%clk 0:07:21] } 42. Bb5 { [%eval 0.0] [%clk 0:25:27] } 42... Rg1+ { [%eval 0.0] } 43. Rf1 { [%eval 0.31] } 43... Rg2 { [%eval 0.66] } 44. Rf4?! { [%eval -0.18] } { Inaccuracy. Rc1+ was best. } 44... Rg5?? { [%eval 3.38] } { Blunder. e3 was best. } 45. Rf7?? { [%eval -0.03] } { Blunder. Rxe4 was best. } 45... Kb4 { [%eval 0.0] } 46. Re7 { [%eval 0.0] } 46... Kc5?? { [%eval 3.25] } { Blunder. e3 was best. } 47. Rf7?? { [%eval 0.0] } { Blunder. Rxe4 was best. } 47... d3 { [%eval -0.06] } 48. Re7 { [%eval -0.27] } 48... Kd4 { [%eval -0.4] } 49. Rf7?? { [%eval -2.19] } { Blunder. Kb2 was best. } 49... Kc5?? { [%eval -0.06] } { Blunder. Ke3 was best. } 50. Rd7 { [%eval -0.03] } 50... Kb4 { [%eval 0.0] } 51. Kc1 { [%eval -0.06] } 51... Rg2?? { [%eval 2.2] } { Blunder. Kc3 was best. } 52. Rd4+ { [%eval 2.09] } 1/2-1/2