Event: FIDE U16 Olympiad_boards_81-124
Date: 2023-08-14
White: Boyd Leenen
Black: Sophie Yi-Hsuan Tsai
Result: 1-0
ECO: E12
Opening: Queen's Indian Defense: Kasparov Variation
Variant: Standard
TimeControl: 45min+10sec

1. d4 { [%eval 0.0] [%clk 0:45:19] } 1... Nf6 { [%eval 0.28] [%clk 0:45:18] } 2. c4 { [%eval 0.16] [%clk 0:45:28] } 2... e6 { [%eval 0.23] [%clk 0:45:26] } 3. Nf3 { [%eval 0.0] [%clk 0:45:37] } 3... b6 { [%eval 0.29] [%clk 0:45:19] } 4. Nc3 { [%eval 0.24] [%clk 0:45:44] } 4... Bb4 { [%eval 0.18] [%clk 0:45:27] } 5. e3 { [%eval 0.21] [%clk 0:45:38] } 5... O-O { [%eval 0.26] [%clk 0:45:25] } 6. Be2 { [%eval 0.1] [%clk 0:45:43] } 6... Bxc3+ { [%eval 0.01] [%clk 0:45:25] } 7. bxc3 { [%eval 0.06] [%clk 0:45:51] } 7... c5 { [%eval 0.25] [%clk 0:45:33] } 8. O-O { [%eval 0.35] [%clk 0:45:55] } 8... d6 { [%eval 0.25] [%clk 0:43:46] } 9. Bb2?! { [%eval -0.35] } { Inaccuracy. Bd3 was best. } { [%clk 0:46:02] } 9... Bb7?! { [%eval 0.32] } { Inaccuracy. Ne4 was best. } { [%clk 0:43:37] } 10. Re1?! { [%eval -0.42] } { Inaccuracy. Nd2 was best. } { [%clk 0:45:26] } 10... Nbd7?! { [%eval 0.16] } { Inaccuracy. Ne4 was best. } { [%clk 0:42:05] } 11. Rc1? { [%eval -1.05] } { Mistake. Nd2 was best. } { [%clk 0:44:14] } 11... Re8?! { [%eval -0.29] } { Inaccuracy. Ne4 was best. } { [%clk 0:41:33] } 12. Bd3 { [%eval -0.81] [%clk 0:42:49] } 12... e5 { [%eval -0.66] [%clk 0:40:06] } 13. Bb1?! { [%eval -1.26] } { Inaccuracy. Nd2 was best. } { [%clk 0:42:14] } 13... Ba6?! { [%eval -0.21] } { Inaccuracy. Ne4 was best. } { [%clk 0:39:27] } 14. Qa4 { [%eval -0.23] [%clk 0:41:52] } 14... Bb7 { [%eval -0.44] [%clk 0:37:24] } 15. Nd2?! { [%eval -1.0] } { Inaccuracy. e4 was best. } { [%clk 0:41:38] } 15... Ng4?? { [%eval 0.74] } { Blunder. e4 was best. } { [%clk 0:20:43] } 16. h3?! { [%eval -0.07] } { Inaccuracy. f3 was best. } { [%clk 0:41:32] } 16... Nh6?! { [%eval 0.57] } { Inaccuracy. Ngf6 was best. } { [%clk 0:19:35] } 17. Ne4?! { [%eval -0.52] } { Inaccuracy. e4 was best. } { [%clk 0:40:23] } 17... Nf6 { [%eval -0.16] [%clk 0:19:17] } 18. Ng3?! { [%eval -0.73] } { Inaccuracy. Nxf6+ was best. } { [%clk 0:39:39] } 18... Qc7? { [%eval 0.77] } { Mistake. e4 was best. } { [%clk 0:16:33] } 19. Qc2? { [%eval -0.78] } { Mistake. e4 was best. } { [%clk 0:38:01] } 19... e4 { [%eval -0.86] [%clk 0:14:04] } 20. Red1 { [%eval -0.85] [%clk 0:37:06] } 20... a5 { [%eval -0.41] [%clk 0:13:30] } 21. Ba1 { [%eval -0.48] [%clk 0:33:55] } 21... a4 { [%eval -0.59] [%clk 0:13:20] } 22. a3 { [%eval -0.48] [%clk 0:33:35] } 22... Ra5 { [%eval -0.36] [%clk 0:07:07] } 23. Ba2 { [%eval -0.88] [%clk 0:32:43] } 23... Ba6 { [%eval -0.59] [%clk 0:06:24] } 24. Rb1 { [%eval -0.49] [%clk 0:32:26] } 24... d5?? { [%eval 2.18] } { Blunder. Bc8 was best. } { [%clk 0:06:21] } 25. Qb2?? { [%eval -0.09] } { Blunder. dxc5 was best. } { [%clk 0:29:53] } 25... Bxc4? { [%eval 1.29] } { Mistake. b5 was best. } { [%clk 0:04:09] } 26. Bxc4 { [%eval 1.36] [%clk 0:29:57] } 26... dxc4 { [%eval 1.37] [%clk 0:04:17] } 27. Qxb6 { [%eval 1.37] [%clk 0:30:05] } 27... Qxb6 { [%eval 1.37] [%clk 0:04:06] } 28. Rxb6 { [%eval 1.42] [%clk 0:30:13] } 28... cxd4?! { [%eval 2.24] } { Inaccuracy. Kf8 was best. } { [%clk 0:01:53] } 29. cxd4 { [%eval 2.35] [%clk 0:30:21] } 29... Nd5 { [%eval 2.02] [%clk 0:01:47] } 30. Rb7 { [%eval 1.61] [%clk 0:30:17] } 30... f5 { [%eval 1.62] [%clk 0:01:30] } 31. Rc1? { [%eval 0.45] } { Mistake. Ne2 was best. } { [%clk 0:30:03] } 31... Rc8? { [%eval 1.67] } { Mistake. f4 was best. } { [%clk 0:01:28] } 32. Bc3 { [%eval 1.5] [%clk 0:29:22] } 32... Raa8 { [%eval 1.61] [%clk 0:01:16] } 33. Rb5 { [%eval 1.57] [%clk 0:28:39] } 33... Nc7?! { [%eval 2.31] } { Inaccuracy. Nxc3 was best. } { [%clk 0:00:44] } 34. Rc5 { [%eval 2.37] [%clk 0:27:44] } 34... g6?! { [%eval 3.38] } { Inaccuracy. Na6 was best. } { [%clk 0:00:32] } 35. Rxc4?! { [%eval 2.57] } { Inaccuracy. Be1 was best. } { [%clk 0:27:46] } 35... Nd5 { [%eval 2.39] [%clk 0:00:20] } 36. Be1?! { [%eval 1.45] } { Inaccuracy. Rc5 was best. } { [%clk 0:27:21] } 36... Nb6? { [%eval 2.84] } { Mistake. Rxc4 was best. } { [%clk 0:00:22] } 37. Rc6 { [%eval 3.06] [%clk 0:27:06] } 37... Rxc6 { [%eval 2.87] [%clk 0:00:21] } 38. Rxc6 { [%eval 2.92] [%clk 0:27:15] } 38... Rb8 { [%eval 3.15] [%clk 0:00:25] } 39. Bb4?! { [%eval 1.95] } { Inaccuracy. Ba5 was best. } { [%clk 0:27:11] } 39... Nf7? { [%eval 3.48] } { Mistake. Nd5 was best. } { [%clk 0:00:28] } 40. Ne2? { [%eval 1.84] } { Mistake. Rc5 was best. } { [%clk 0:27:08] } 40... Nd5 { [%eval 2.24] [%clk 0:00:35] } 41. Rc4? { [%eval 0.52] } { Mistake. Bc5 was best. } { [%clk 0:26:11] } 41... Nxb4 { [%eval 0.73] [%clk 0:00:35] } 42. Rxb4 { [%eval 0.62] [%clk 0:26:19] } 42... Rxb4 { [%eval 0.74] [%clk 0:00:35] } 43. axb4 { [%eval 0.0] [%clk 0:26:27] } 43... a3 { [%eval 0.44] [%clk 0:00:38] } 44. Nc3 { [%eval 0.39] [%clk 0:26:36] } 44... Nd6 { [%eval 0.37] [%clk 0:00:47] } 45. Kf1 { [%eval 0.55] [%clk 0:26:38] } 45... Nb5 { [%eval 0.64] [%clk 0:00:45] } 46. Na2 { [%eval 0.63] [%clk 0:26:45] } 46... Kf7 { [%eval 0.64] [%clk 0:00:52] } 47. Ke2 { [%eval 0.46] [%clk 0:26:52] } 47... Ke6 { [%eval 0.77] [%clk 0:00:50] } 48. Kd2 { [%eval 0.43] [%clk 0:26:41] } 48... Kd5? { [%eval 1.62] } { Mistake. f4 was best. } { [%clk 0:00:57] } 49. Nc3+ { [%eval 1.59] [%clk 0:26:19] } 49... Kc4 { [%eval 1.81] [%clk 0:00:23] } 50. Na2?? { [%eval -6.98] } { Blunder. Nxb5 was best. } { [%clk 0:26:00] } 50... Na7?? { [%eval -1.33] } { Blunder. Kb3 was best. } { [%clk 0:00:29] } 51. Kc2 { [%eval -1.0] [%clk 0:25:47] } 51... Nb5 { [%eval -1.28] [%clk 0:00:15] } 52. d5 { [%eval -1.2] [%clk 0:23:15] } 52... Nd6 { [%eval -1.01] } 1-0