Event: WSTC
Site: Aktau, Kazakhstan
Date: 2023-08-07
White: Shanmathi, Sree S
WhiteElo: 1511
Black: Derksen, Vadim
BlackElo: 1442
Result: 1/2-1/2
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation
Variant: Standard
TimeControl: 45 + 10

1. e4 { [%eval 0.36] [%clk 0:45:12] } 1... c5 { [%eval 0.32] [%clk 0:45:17] } 2. Nf3 { [%eval 0.0] [%clk 0:45:21] } 2... Nc6 { [%eval 0.0] [%clk 0:45:26] } 3. d4 { [%eval 0.33] [%clk 0:45:30] } 3... cxd4 { [%eval 0.38] [%clk 0:45:34] } 4. Nxd4 { [%eval 0.29] [%clk 0:45:38] } 4... Nf6 { [%eval 0.36] [%clk 0:45:43] } 5. Nc3 { [%eval 0.32] [%clk 0:45:47] } 5... e5 { [%eval 0.13] [%clk 0:45:52] } 6. Ndb5 { [%eval 0.38] [%clk 0:45:56] } 6... d6 { [%eval 0.35] [%clk 0:46:00] } 7. f3?! { [%eval -0.45] } { Inaccuracy. Nd5 was best. } { [%clk 0:45:46] } 7... a6 { [%eval -0.41] [%clk 0:44:24] } 8. Na3 { [%eval -0.28] [%clk 0:45:54] } 8... b5 { [%eval -0.27] [%clk 0:44:18] } 9. Nd5 { [%eval -0.21] [%clk 0:46:02] } 9... Be7 { [%eval 0.0] [%clk 0:43:57] } 10. Be3 { [%eval -0.21] [%clk 0:46:04] } 10... Rb8?! { [%eval 0.37] } { Inaccuracy. Nxd5 was best. } { [%clk 0:43:48] } 11. Be2?! { [%eval -0.53] } { Inaccuracy. c4 was best. } { [%clk 0:45:55] } 11... Be6?! { [%eval 0.05] } { Inaccuracy. Nxd5 was best. } { [%clk 0:42:57] } 12. O-O { [%eval -0.15] [%clk 0:45:54] } 12... O-O { [%eval 0.21] [%clk 0:43:03] } 13. Kh1?! { [%eval -0.43] } { Inaccuracy. c3 was best. } { [%clk 0:45:42] } 13... Qd7?! { [%eval 0.16] } { Inaccuracy. Bxd5 was best. } { [%clk 0:29:10] } 14. c3 { [%eval -0.22] [%clk 0:45:12] } 14... Bd8 { [%eval -0.03] [%clk 0:28:33] } 15. Qd2 { [%eval -0.36] [%clk 0:44:50] } 15... Bxd5 { [%eval -0.32] [%clk 0:27:25] } 16. exd5 { [%eval -0.3] [%clk 0:44:58] } 16... Ne7 { [%eval -0.32] [%clk 0:27:33] } 17. c4 { [%eval -0.19] [%clk 0:44:37] } 17... bxc4 { [%eval -0.3] [%clk 0:26:23] } 18. Bxc4 { [%eval -0.35] [%clk 0:44:45] } 18... Bb6 { [%eval 0.0] [%clk 0:25:51] } 19. Bxb6 { [%eval -0.18] [%clk 0:42:51] } 19... Rxb6 { [%eval -0.14] [%clk 0:25:50] } 20. Bb3 { [%eval -0.53] [%clk 0:42:57] } 20... Rc8 { [%eval -0.28] [%clk 0:24:21] } 21. Rac1 { [%eval -0.5] [%clk 0:42:54] } 21... Rbb8 { [%eval -0.49] [%clk 0:21:20] } 22. Qa5 { [%eval -0.49] [%clk 0:40:49] } 22... Rxc1 { [%eval -0.33] [%clk 0:10:37] } 23. Rxc1 { [%eval -0.46] [%clk 0:40:58] } 23... Rc8 { [%eval -0.26] [%clk 0:10:45] } 24. Rd1?! { [%eval -1.02] } { Inaccuracy. Re1 was best. } { [%clk 0:40:52] } 24... Qb7?! { [%eval 0.0] } { Inaccuracy. e4 was best. } { [%clk 0:09:36] } 25. Nc4 { [%eval 0.0] [%clk 0:36:11] } 25... Ne8 { [%eval 0.02] [%clk 0:06:53] } 26. h3 { [%eval -0.38] [%clk 0:30:16] } 26... Qb5?! { [%eval 0.51] } { Inaccuracy. Nf5 was best. } { [%clk 0:04:30] } 27. Qxb5 { [%eval 0.68] [%clk 0:29:25] } 27... axb5 { [%eval 0.61] [%clk 0:04:38] } 28. Nxe5 { [%eval 0.59] [%clk 0:29:07] } 28... dxe5 { [%eval 0.74] [%clk 0:03:57] } 29. d6 { [%eval 0.64] [%clk 0:29:16] } 29... Nxd6 { [%eval 0.65] [%clk 0:00:23] } 30. Rxd6 { [%eval 0.67] [%clk 0:29:23] } 30... Rb8 { [%eval 1.01] [%clk 0:00:16] } 31. Rd7?! { [%eval 0.39] } { Inaccuracy. h4 was best. } { [%clk 0:29:29] } 31... Kf8 { [%eval 0.5] [%clk 0:00:25] } 32. Kg1 { [%eval 0.33] [%clk 0:29:22] } 32... Ke8 { [%eval 0.34] [%clk 0:00:30] } 33. Rc7 { [%eval 0.31] [%clk 0:29:12] } 33... f6 { [%eval 0.28] [%clk 0:00:24] } 34. a4 { [%eval -0.07] [%clk 0:28:40] } 34... bxa4 { [%eval -0.08] [%clk 0:00:15] } 35. Bxa4+ { [%eval -0.06] [%clk 0:28:49] } 35... Kf8 { [%eval -0.07] [%clk 0:00:25] } 36. b3 { [%eval -0.07] [%clk 0:28:44] } 36... Kf7 { [%eval -0.03] [%clk 0:00:19] } 37. Kf2 { [%eval -0.04] [%clk 0:28:07] } 37... Ke6 { [%eval 0.0] [%clk 0:00:24] } 38. g4 { [%eval 0.0] [%clk 0:27:49] } 38... g6 { [%eval 0.0] [%clk 0:00:18] } 39. Rc1 { [%eval -0.1] [%clk 0:26:46] } 39... Rb4 { [%eval -0.04] [%clk 0:00:20] } 40. Rc4 { [%eval -0.06] [%clk 0:26:30] } 40... Rxc4 { [%eval 0.0] [%clk 0:00:22] } 41. bxc4 { [%eval -0.02] [%clk 0:26:39] } 41... Kd6 { [%eval 0.0] [%clk 0:00:31] } 42. Ke3 { [%eval 0.0] [%clk 0:26:17] } 42... Kc5 { [%eval 0.0] [%clk 0:00:30] } 43. Kd3 { [%eval 0.0] [%clk 0:26:26] } 43... Nc8 { [%eval 0.0] [%clk 0:00:29] } 44. Bd7 { [%eval 0.0] [%clk 0:26:23] } 44... Nd6 { [%eval 0.0] [%clk 0:00:33] } 45. Be6 { [%eval 0.0] [%clk 0:26:30] } 45... h6 { [%eval 0.0] [%clk 0:00:39] } 46. h4 { [%eval 0.0] [%clk 0:25:32] } 46... g5 { [%eval 0.0] [%clk 0:00:47] } 47. hxg5 { [%eval 0.0] [%clk 0:25:41] } 47... hxg5 { [%eval 0.0] [%clk 0:00:41] } 48. Bd5 { [%eval 0.0] [%clk 0:25:40] } 48... Ne8 { [%eval 0.0] [%clk 0:00:22] } 49. Ke4 { [%eval 0.0] [%clk 0:24:18] } 49... Nd6+ { [%eval 0.0] [%clk 0:00:30] } 50. Kd3 { [%eval 0.0] [%clk 0:24:27] } 50... Kb4 { [%eval 0.0] [%clk 0:00:19] } 51. Bg8 { [%eval 0.0] [%clk 0:23:51] } 51... Kc5 { [%eval 0.0] } 52. Be6 { [%eval 0.0] [%clk 0:23:54] } 52... Ne8 { [%eval 0.0] [%clk 0:00:24] } 53. Bd5 { [%eval 0.0] [%clk 0:23:12] } 53... Nd6 { [%eval 0.0] [%clk 0:00:30] } 54. Ke3 { [%eval 0.0] [%clk 0:21:46] } 54... Ne8 { [%eval 0.0] [%clk 0:00:18] } 1/2-1/2