Event: World Youth Cup 2021 O12-G16 - Open 12
Date: 2021-08-06
White: Harvey, Corbin
Black: Lai, Hong Jun
Result: 0-1
ECO: D11
Opening: Slav Defense: Quiet Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:09:41] } 1... d5 { [%eval 0.23] [%clk 0:10:00] } 2. c4 { [%eval 0.0] [%clk 0:09:41] } 2... c6 { [%eval 0.24] [%clk 0:10:02] } 3. Nf3 { [%eval 0.16] [%clk 0:09:42] } 3... Nf6 { [%eval 0.36] [%clk 0:10:04] } 4. e3 { [%eval 0.24] [%clk 0:09:42] } 4... e6 { [%eval 0.35] [%clk 0:10:04] } 5. a3 { [%eval 0.1] [%clk 0:09:43] } 5... Nbd7 { [%eval 0.12] [%clk 0:10:04] } 6. Nc3 { [%eval 0.0] [%clk 0:09:44] } 6... Bd6 { [%eval 0.0] [%clk 0:10:04] } 7. Bd3 { [%eval 0.0] [%clk 0:09:45] } 7... dxc4 { [%eval -0.01] [%clk 0:10:05] } 8. Bxc4 { [%eval 0.15] [%clk 0:09:46] } 8... b5 { [%eval 0.45] [%clk 0:10:07] } 9. Bd3 { [%eval 0.01] [%clk 0:09:48] } 9... O-O { [%eval 0.0] [%clk 0:10:06] } 10. O-O { [%eval 0.21] [%clk 0:09:42] } 10... Bb7 { [%eval -0.02] [%clk 0:10:05] } 11. e4 { [%eval 0.3] [%clk 0:09:40] } 11... Bc7?? { [%eval 2.88] } { Blunder. e5 was best. } { [%clk 0:09:59] } 12. Bg5?? { [%eval 0.18] } { Blunder. e5 was best. } { [%clk 0:09:33] } 12... h6 { [%eval 0.62] [%clk 0:09:55] } 13. Be3 { [%eval 0.32] [%clk 0:09:24] } 13... Qb8? { [%eval 1.78] } { Mistake. Ng4 was best. } { [%clk 0:09:53] } 14. e5 { [%eval 1.94] [%clk 0:09:21] } 14... Nd5? { [%eval 3.37] } { Mistake. Ng4 was best. } { [%clk 0:09:53] } 15. Nxd5 { [%eval 3.28] [%clk 0:09:23] } 15... exd5? { [%eval 5.31] } { Mistake. cxd5 was best. } { [%clk 0:09:41] } 16. Qd2?! { [%eval 4.07] } { Inaccuracy. Nh4 was best. } { [%clk 0:09:20] } 16... Qe8?! { [%eval 5.17] } { Inaccuracy. f6 was best. } { [%clk 0:09:12] } 17. Nh4 { [%eval 4.94] [%clk 0:08:41] } 17... Qe6 { [%eval 5.63] [%clk 0:06:22] } 18. g3? { [%eval 2.87] } { Mistake. f4 was best. } { [%clk 0:06:41] } 18... f5? { [%eval 4.77] } { Mistake. c5 was best. } { [%clk 0:05:54] } 19. f4?? { [%eval 2.13] } { Blunder. Qc2 was best. } { [%clk 0:05:24] } 19... Bd8 { [%eval 2.45] [%clk 0:05:49] } 20. Nf3?! { [%eval 1.38] } { Inaccuracy. Ng2 was best. } { [%clk 0:05:09] } 20... a5?! { [%eval 1.98] } { Inaccuracy. Nb6 was best. } { [%clk 0:05:34] } 21. Kh1 { [%eval 1.89] [%clk 0:04:55] } 21... h5 { [%eval 1.6] [%clk 0:05:05] } 22. Rf2 { [%eval 2.17] [%clk 0:04:39] } 22... Ra7?! { [%eval 2.87] } { Inaccuracy. Nb6 was best. } { [%clk 0:04:47] } 23. Rg2? { [%eval 1.53] } { Mistake. h3 was best. } { [%clk 0:04:33] } 23... Bc8 { [%eval 1.54] [%clk 0:04:35] } 24. Rc1 { [%eval 1.45] [%clk 0:04:19] } 24... Nb8? { [%eval 3.24] } { Mistake. Nb6 was best. } { [%clk 0:04:05] } 25. Nh4?! { [%eval 2.45] } { Inaccuracy. h3 was best. } { [%clk 0:04:00] } 25... g6 { [%eval 2.18] [%clk 0:03:41] } 26. Qc2 { [%eval 2.48] [%clk 0:03:33] } 26... Rg7 { [%eval 2.22] [%clk 0:02:50] } 27. Nf3 { [%eval 2.67] [%clk 0:03:16] } 27... Rb7 { [%eval 2.75] [%clk 0:02:36] } 28. h3 { [%eval 2.91] [%clk 0:02:51] } 28... Kh8 { [%eval 2.65] [%clk 0:02:18] } 29. Kg1 { [%eval 2.94] [%clk 0:02:34] } 29... Kg8?! { [%eval 4.4] } { Inaccuracy. b4 was best. } { [%clk 0:02:11] } 30. Kf2?! { [%eval 3.32] } { Inaccuracy. g4 was best. } { [%clk 0:02:33] } 30... Rbf7 { [%eval 4.12] [%clk 0:02:04] } 31. Bxb5 { [%eval 4.19] [%clk 0:02:13] } 31... Bd7 { [%eval 4.32] [%clk 0:01:38] } 32. Bd3 { [%eval 4.67] [%clk 0:02:04] } 32... Rg7 { [%eval 4.46] [%clk 0:01:11] } 33. Rh1 { [%eval 4.3] [%clk 0:01:47] } 33... Kf7 { [%eval 4.55] [%clk 0:00:57] } 34. Bd2 { [%eval 4.62] [%clk 0:01:41] } 34... Ke8?! { [%eval 7.56] } { Inaccuracy. Kg8 was best. } { [%clk 0:00:50] } 35. Qc5 { [%eval 6.01] [%clk 0:01:22] } 35... a4 { [%eval 7.62] [%clk 0:00:19] } 36. Bb4 { [%eval 5.95] [%clk 0:00:36] } 36... Rfg8 { [%eval 6.32] [%clk 0:00:15] } 37. Qa7?! { [%eval 4.85] } { Inaccuracy. Rhg1 was best. } { [%clk 0:00:19] } 37... g5?! { [%eval 7.73] } { Inaccuracy. c5 was best. } { [%clk 0:00:14] } 38. Qxb8 { [%eval 7.55] [%clk 0:00:13] } 38... gxf4 { [%eval 8.35] [%clk 0:00:14] } 39. Rhg1 { [%eval 8.21] [%clk 0:00:13] } 39... fxg3+ { [%eval 8.71] [%clk 0:00:09] } 40. Rxg3 { [%eval 9.06] [%clk 0:00:15] } 40... Rxg3 { [%eval 10.03] [%clk 0:00:09] } 41. Rxg3 { [%eval 8.69] [%clk 0:00:16] } 41... Rxg3 { [%eval 8.49] [%clk 0:00:11] } 42. Kxg3 { [%eval 7.84] [%clk 0:00:18] } 42... f4+ { [%eval 9.89] [%clk 0:00:13] } 43. Kf2 { [%eval 8.69] [%clk 0:00:17] } 43... Qxh3? { [%eval #1] } { Checkmate is now unavoidable. Bc8 was best. } { [%clk 0:00:14] } 44. Qd6?! { [%eval 10.79] } { Lost forced checkmate sequence. Bg6# was best. } { [%clk 0:00:17] } 44... Qg3+?! { [%eval #12] } { Checkmate is now unavoidable. Bh4+ was best. } { [%clk 0:00:15] } 45. Ke2 { [%eval #11] [%clk 0:00:12] } 45... Qg2+ { [%eval #11] [%clk 0:00:15] } 46. Ke1 { [%eval #10] [%clk 0:00:13] } 46... Bh4+ { [%eval #10] [%clk 0:00:14] } 47. Kd1?! { [%eval 10.83] } { Lost forced checkmate sequence. Nxh4 was best. } { [%clk 0:00:11] } 47... Qxf3+ { [%eval 10.56] [%clk 0:00:14] } 48. Be2?? { [%eval #-8] } { Checkmate is now unavoidable. Kc2 was best. } { [%clk 0:00:12] } 48... Qb3+?? { [%eval 9.71] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:15] } 49. Kd2?? { [%eval #-3] } { Checkmate is now unavoidable. Kc1 was best. } { [%clk 0:00:12] } 49... Qe3+ { [%eval #-9] [%clk 0:00:16] } 50. Kc2 { [%eval #-3] [%clk 0:00:13] } 50... Qxe2+ { [%eval #-4] [%clk 0:00:10] } 51. Bd2 { [%eval #-3] [%clk 0:00:12] } 51... Qe4+ { [%eval #-5] [%clk 0:00:08] } 52. Kc1 { [%eval #-5] [%clk 0:00:12] } 52... Be7? { [%eval -9.79] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:07] } 53. Qh6? { [%eval #-4] } { Checkmate is now unavoidable. Qb8+ was best. } { [%clk 0:00:12] } 53... Bf5?! { [%eval -13.85] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:08] } 54. Qh8+ { [%eval -15.05] [%clk 0:00:12] } 54... Kd7 { [%eval -14.73] [%clk 0:00:09] } 55. Kd1?! { [%eval #-3] } { Checkmate is now unavoidable. e6+ was best. } { [%clk 0:00:13] } 55... Qb1+ { [%eval #-3] [%clk 0:00:08] } 56. Ke2 { [%eval #-2] [%clk 0:00:15] } 56... Bg4+ { [%eval #-3] [%clk 0:00:08] } 57. Kf2 { [%eval #-3] [%clk 0:00:16] } 57... Qe4?! { [%eval -37.55] } { Lost forced checkmate sequence. Bh4+ was best. } { [%clk 0:00:10] } 58. Qh6?! { [%eval #-5] } { Checkmate is now unavoidable. e6+ was best. } { [%clk 0:00:15] } 58... Qe2+ { [%eval #-5] [%clk 0:00:11] } 59. Kg1 { [%eval #-5] [%clk 0:00:15] } 59... Qxd2 { [%eval #-5] [%clk 0:00:14] } 60. e6+ { [%eval #-5] [%clk 0:00:16] } 60... Bxe6 { [%eval #-7] [%clk 0:00:15] } 61. Qxh5 { [%eval #-10] [%clk 0:00:16] } 61... Qxd4+ { [%eval #-7] [%clk 0:00:16] } 62. Kg2 { [%eval #-5] [%clk 0:00:16] } 62... f3+ { [%eval #-18] [%clk 0:00:16] } 63. Qxf3 { [%eval #-8] [%clk 0:00:17] } 63... Qe4 { [%eval #-12] [%clk 0:00:18] } 64. Qxe4 { [%eval #-12] [%clk 0:00:18] } 64... dxe4 { [%eval #-11] [%clk 0:00:21] } 65. Kf2 { [%eval #-12] [%clk 0:00:18] } 65... Bc5+ { [%eval #-11] [%clk 0:00:23] } 66. Kg3 { [%eval #-9] [%clk 0:00:18] } 66... e3 { [%eval #-8] [%clk 0:00:24] } 67. Kf3 { [%eval #-8] [%clk 0:00:20] } 67... Bg4+ { [%eval #-9] [%clk 0:00:25] } 68. Kg2 { [%eval #-6] [%clk 0:00:19] } 68... e2 { [%eval #-5] [%clk 0:00:28] } 0-1