Event: World Youth Cup 2021 O12-G16 - Open 12
Date: 2021-08-06
White: Yao, Henry
Black: Poh, Yu Tian
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, Lipnitsky Attack
Variant: Standard

1. e4 { [%eval 0.24] [%clk 0:10:03] } 1... c5 { [%eval 0.32] [%clk 0:10:00] } 2. Nf3 { [%eval 0.0] [%clk 0:10:04] } 2... d6 { [%eval 0.0] [%clk 0:10:01] } 3. d4 { [%eval 0.15] [%clk 0:10:05] } 3... cxd4 { [%eval 0.13] [%clk 0:10:03] } 4. Nxd4 { [%eval 0.0] [%clk 0:10:07] } 4... Nf6 { [%eval 0.14] [%clk 0:10:05] } 5. Nc3 { [%eval 0.18] [%clk 0:10:09] } 5... a6 { [%eval 0.21] [%clk 0:10:06] } 6. Bc4 { [%eval 0.0] [%clk 0:10:10] } 6... e6 { [%eval 0.0] [%clk 0:10:07] } 7. Bb3 { [%eval 0.0] [%clk 0:10:12] } 7... Be7 { [%eval 0.28] [%clk 0:10:08] } 8. f3 { [%eval 0.25] [%clk 0:10:14] } 8... Qc7 { [%eval 0.5] [%clk 0:10:06] } 9. Be3 { [%eval 0.3] [%clk 0:10:11] } 9... Nc6 { [%eval 0.65] [%clk 0:09:57] } 10. Qd2 { [%eval 0.2] [%clk 0:10:08] } 10... Nxd4 { [%eval 0.09] [%clk 0:09:57] } 11. Bxd4 { [%eval 0.15] [%clk 0:10:09] } 11... b5 { [%eval 0.13] [%clk 0:09:49] } 12. O-O-O { [%eval 0.08] [%clk 0:09:28] } 12... Bb7?! { [%eval 0.85] } { Inaccuracy. O-O was best. } { [%clk 0:09:35] } 13. Kb1?! { [%eval 0.13] } { Inaccuracy. g4 was best. } { [%clk 0:09:19] } 13... Bc6 { [%eval 0.25] [%clk 0:08:43] } 14. Rhe1?! { [%eval -0.54] } { Inaccuracy. Bxf6 was best. } { [%clk 0:06:18] } 14... a5? { [%eval 0.83] } { Mistake. O-O was best. } { [%clk 0:06:17] } 15. a4? { [%eval -0.19] } { Mistake. Qe2 was best. } { [%clk 0:05:03] } 15... b4?! { [%eval 0.49] } { Inaccuracy. bxa4 was best. } { [%clk 0:04:22] } 16. Na2? { [%eval -0.89] } { Mistake. Ne2 was best. } { [%clk 0:04:21] } 16... Qd7 { [%eval -0.49] [%clk 0:03:35] } 17. e5 { [%eval -0.61] [%clk 0:03:49] } 17... dxe5 { [%eval -0.79] [%clk 0:03:22] } 18. Bxe5 { [%eval -0.79] [%clk 0:03:49] } 18... Qxd2?! { [%eval -0.01] } { Inaccuracy. O-O was best. } { [%clk 0:03:16] } 19. Rxd2 { [%eval 0.0] [%clk 0:03:45] } 19... O-O { [%eval 0.03] [%clk 0:02:42] } 20. Red1 { [%eval -0.19] [%clk 0:03:38] } 20... Nd5 { [%eval -0.33] [%clk 0:01:57] } 21. Bxd5 { [%eval -0.71] [%clk 0:02:54] } 21... Bxd5 { [%eval -0.7] [%clk 0:01:58] } 22. b3 { [%eval -0.55] [%clk 0:02:53] } 22... Rfc8 { [%eval -0.39] [%clk 0:01:48] } 23. Nc1 { [%eval -0.45] [%clk 0:02:40] } 23... Rc6 { [%eval 0.0] [%clk 0:01:23] } 24. Ne2 { [%eval 0.0] [%clk 0:02:13] } 24... Rcc8 { [%eval 0.0] [%clk 0:00:52] } 25. Nd4 { [%eval 0.0] [%clk 0:00:38] } 25... Bc5 { [%eval -0.16] [%clk 0:00:36] } 26. Nb5 { [%eval 0.0] [%clk 0:00:29] } 26... f6 { [%eval 0.02] [%clk 0:00:26] } 27. Bf4 { [%eval 0.0] [%clk 0:00:20] } 27... g5 { [%eval 0.1] [%clk 0:00:17] } 28. Bg3 { [%eval 0.1] [%clk 0:00:21] } 28... Be3 { [%eval 0.31] [%clk 0:00:16] } 29. Re2 { [%eval 0.53] [%clk 0:00:19] } 29... Bb6 { [%eval 0.53] [%clk 0:00:17] } 30. Red2?! { [%eval -0.26] } { Inaccuracy. Kb2 was best. } { [%clk 0:00:11] } 30... Rc6 { [%eval 0.0] [%clk 0:00:17] } 31. Nd4 { [%eval 0.0] [%clk 0:00:11] } 31... Bxd4 { [%eval 0.0] [%clk 0:00:17] } 32. Rxd4 { [%eval 0.06] [%clk 0:00:12] } 32... Rac8 { [%eval 0.0] [%clk 0:00:19] } 33. R4d2 { [%eval -0.31] [%clk 0:00:14] } 33... Rc3 { [%eval -0.08] [%clk 0:00:13] } 34. Kb2 { [%eval -0.33] [%clk 0:00:13] } 34... Kf7 { [%eval -0.21] [%clk 0:00:13] } 35. Bf2 { [%eval -0.01] [%clk 0:00:14] } 35... R3c6 { [%eval -0.08] [%clk 0:00:14] } 36. Bd4?! { [%eval -0.9] } { Inaccuracy. Rc1 was best. } { [%clk 0:00:14] } 36... Ke7?! { [%eval 0.0] } { Inaccuracy. e5 was best. } { [%clk 0:00:12] } 37. Bf2 { [%eval -0.49] [%clk 0:00:14] } 37... Ra8 { [%eval 0.0] [%clk 0:00:11] } 38. Re1 { [%eval 0.0] [%clk 0:00:16] } 38... Kf7 { [%eval 0.0] [%clk 0:00:13] } 39. Bg1 { [%eval -0.09] [%clk 0:00:15] } 39... Rd6 { [%eval 0.0] [%clk 0:00:13] } 40. Bc5 { [%eval 0.0] [%clk 0:00:14] } 40... Rd7 { [%eval 0.0] [%clk 0:00:14] } 41. Red1 { [%eval -0.1] [%clk 0:00:15] } 41... Rc7 { [%eval 0.0] [%clk 0:00:14] } 42. Bb6 { [%eval -0.19] [%clk 0:00:16] } 42... Rc6 { [%eval -0.13] [%clk 0:00:16] } 43. Bg1 { [%eval -0.05] [%clk 0:00:16] } 43... h5 { [%eval -0.09] [%clk 0:00:17] } 44. Rf2 { [%eval -0.55] [%clk 0:00:14] } 44... Rac8?! { [%eval 0.0] } { Inaccuracy. Rg8 was best. } { [%clk 0:00:16] } 45. Rfd2?! { [%eval -0.92] } { Inaccuracy. h3 was best. } { [%clk 0:00:13] } 45... g4 { [%eval -0.98] [%clk 0:00:17] } 46. f4 { [%eval -1.27] [%clk 0:00:13] } 46... Kg6 { [%eval -1.31] [%clk 0:00:16] } 47. g3 { [%eval -1.38] [%clk 0:00:13] } 47... Be4 { [%eval -1.13] [%clk 0:00:17] } 48. Rc1 { [%eval -1.04] [%clk 0:00:10] } 48... Bf5 { [%eval -0.61] [%clk 0:00:18] } 49. Bf2 { [%eval -0.86] [%clk 0:00:10] } 49... h4 { [%eval -0.97] [%clk 0:00:18] } 50. gxh4 { [%eval -0.88] [%clk 0:00:11] } 50... Rc3?! { [%eval 0.07] } { Inaccuracy. Be4 was best. } { [%clk 0:00:18] } 51. Bg3? { [%eval -1.19] } { Mistake. h5+ was best. } { [%clk 0:00:11] } 51... Re8? { [%eval 0.0] } { Mistake. Be4 was best. } { [%clk 0:00:11] } 52. Rcd1? { [%eval -1.11] } { Mistake. Re1 was best. } { [%clk 0:00:10] } 52... Rec8 { [%eval -1.03] [%clk 0:00:12] } 53. Rc1 { [%eval -0.89] [%clk 0:00:12] } 53... Rf3 { [%eval -0.59] [%clk 0:00:11] } 54. Rcd1 { [%eval -1.03] [%clk 0:00:11] } 54... Rc6? { [%eval 0.0] } { Mistake. Rcc3 was best. } { [%clk 0:00:08] } 55. Rd6?? { [%eval -19.93] } { Blunder. Re2 was best. } { [%clk 0:00:09] } 55... Rxc2+ { [%eval #-10] [%clk 0:00:09] } 56. Ka1 { [%eval -14.08] [%clk 0:00:10] } 56... Rxb3 { [%eval -27.33] [%clk 0:00:09] } 57. R1d2?! { [%eval #-3] } { Checkmate is now unavoidable. R6d3 was best. } { [%clk 0:00:04] } 57... Ra3+ { [%clk 0:00:10] } 58. Kb1 { [%clk 0:00:05] } 58... Rxd2+ { [%clk 0:00:12] } 0-1