Event: Group Stage R2: Chen, Yiru - Kovanov, Alexey
Date: 2024-06-15
White: Chen, Yiru
Black: Kovanov, Alexey
Result: 1-0
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Normal System
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:10:07] } 1... c5 { [%eval 0.25] [%clk 0:10:10] } 2. Nf3 { [%eval 0.24] [%clk 0:10:09] } 2... a6 { [%eval 0.53] [%clk 0:10:14] } 3. d4 { [%eval 0.26] [%clk 0:10:10] } 3... cxd4 { [%eval 0.17] [%clk 0:10:17] } 4. Nxd4 { [%eval 0.21] [%clk 0:10:12] } 4... Nf6 { [%eval 0.21] [%clk 0:10:21] } 5. Bd3 { [%eval 0.19] [%clk 0:10:14] } 5... e5 { [%eval 0.25] [%clk 0:10:21] } 6. Nf3 { [%eval 0.08] [%clk 0:10:15] } 6... Nc6 { [%eval 0.15] [%clk 0:10:20] } 7. O-O { [%eval 0.12] [%clk 0:10:13] } 7... d6?! { [%eval 0.76] } { Inaccuracy. Bc5 was best. } { [%clk 0:10:19] } 8. Nc3 { [%eval 0.23] [%clk 0:10:13] } 8... Bg4 { [%eval 0.63] [%clk 0:10:18] } 9. Be2 { [%eval 0.48] [%clk 0:09:59] } 9... Be7 { [%eval 0.39] [%clk 0:10:18] } 10. h3 { [%eval 0.11] [%clk 0:10:01] } 10... Bh5 { [%eval 0.59] [%clk 0:10:16] } 11. Be3 { [%eval 0.2] [%clk 0:09:30] } 11... Bg6 { [%eval 0.25] [%clk 0:10:12] } 12. Nd5 { [%eval 0.17] [%clk 0:08:57] } 12... Nxd5?! { [%eval 0.87] } { Inaccuracy. O-O was best. } { [%clk 0:09:50] } 13. exd5 { [%eval 0.33] [%clk 0:08:33] } 13... Nb8 { [%eval 0.43] [%clk 0:09:49] } 14. c4 { [%eval 0.02] [%clk 0:08:32] } 14... Nd7 { [%eval 0.0] [%clk 0:09:46] } 15. Rc1 { [%eval 0.0] [%clk 0:08:15] } 15... f5?! { [%eval 0.98] } { Inaccuracy. O-O was best. } { [%clk 0:08:47] } 16. b4?! { [%eval 0.21] } { Inaccuracy. c5 was best. } { [%clk 0:07:47] } 16... f4 { [%eval 0.18] [%clk 0:08:32] } 17. Bd2 { [%eval 0.18] [%clk 0:07:44] } 17... O-O { [%eval 0.22] [%clk 0:08:13] } 18. Qb3 { [%eval 0.05] [%clk 0:07:18] } 18... Kh8 { [%eval 0.07] [%clk 0:07:46] } 19. Bc3 { [%eval -0.15] [%clk 0:06:53] } 19... Bf6 { [%eval -0.19] [%clk 0:07:38] } 20. Rfe1 { [%eval -0.25] [%clk 0:06:23] } 20... a5 { [%eval -0.11] [%clk 0:07:04] } 21. Bd1? { [%eval -1.23] } { Mistake. a3 was best. } { [%clk 0:04:44] } 21... axb4? { [%eval 0.0] } { Mistake. e4 was best. } { [%clk 0:05:44] } 22. Bxb4 { [%eval 0.0] [%clk 0:04:32] } 22... Qb6 { [%eval 0.41] [%clk 0:04:18] } 23. c5? { [%eval -1.0] } { Mistake. Bc2 was best. } { [%clk 0:03:48] } 23... dxc5 { [%eval -0.98] [%clk 0:04:13] } 24. Bxc5 { [%eval -1.06] [%clk 0:03:51] } 24... Qxb3 { [%eval -0.91] [%clk 0:04:10] } 25. Bxb3 { [%eval -0.75] [%clk 0:03:54] } 25... Rfc8?! { [%eval 0.18] } { Inaccuracy. Nxc5 was best. } { [%clk 0:04:02] } 26. Bd6 { [%eval 0.23] [%clk 0:03:38] } 26... e4 { [%eval 0.34] [%clk 0:03:59] } 27. Nh2?! { [%eval -0.71] } { Inaccuracy. Nd2 was best. } { [%clk 0:03:27] } 27... Be5?! { [%eval -0.05] } { Inaccuracy. Ne5 was best. } { [%clk 0:03:55] } 28. Bb4 { [%eval -0.12] [%clk 0:02:35] } 28... h5 { [%eval 0.0] [%clk 0:03:59] } 29. d6 { [%eval 0.0] [%clk 0:02:27] } 29... Bf5 { [%eval 0.0] [%clk 0:03:47] } 30. Bd5 { [%eval -0.21] [%clk 0:02:26] } 30... Rxc1 { [%eval -0.27] [%clk 0:02:26] } 31. Rxc1 { [%eval -0.3] [%clk 0:02:27] } 31... Nb6 { [%eval 0.07] [%clk 0:02:30] } 32. Bb3 { [%eval 0.0] [%clk 0:01:57] } 32... Rd8 { [%eval 0.0] [%clk 0:02:08] } 33. Rc5 { [%eval -0.05] [%clk 0:01:29] } 33... Nd7 { [%eval -0.05] [%clk 0:01:47] } 34. Rb5 { [%eval 0.0] [%clk 0:01:33] } 34... b6 { [%eval 0.02] [%clk 0:01:40] } 35. Nf1 { [%eval 0.07] [%clk 0:01:30] } 35... g6?? { [%eval 3.34] } { Blunder. Rc8 was best. } { [%clk 0:01:36] } 36. a4?? { [%eval -0.69] } { Blunder. Rxe5 was best. } { [%clk 0:01:23] } 36... Bd4?! { [%eval 0.0] } { Inaccuracy. Rc8 was best. } { [%clk 0:01:25] } 37. Bd2 { [%eval 0.02] [%clk 0:01:09] } 37... Be5?? { [%eval 3.39] } { Blunder. e3 was best. } { [%clk 0:01:12] } 38. Rd5?? { [%eval -0.17] } { Blunder. Rxe5 was best. } { [%clk 0:00:34] } 38... Be6? { [%eval 1.08] } { Mistake. Rc8 was best. } { [%clk 0:01:06] } 39. Rxe5 { [%eval 0.88] [%clk 0:00:38] } 39... Nxe5 { [%eval 0.49] [%clk 0:01:01] } 40. Bxe6 { [%eval 0.55] [%clk 0:00:42] } 40... Rxd6 { [%eval 0.72] [%clk 0:00:58] } 41. Bb3 { [%eval 0.96] [%clk 0:00:43] } 41... Nd3 { [%eval 0.99] [%clk 0:00:54] } 42. Bc3+?! { [%eval 0.0] } { Inaccuracy. h4 was best. } { [%clk 0:00:46] } 42... Kh7 { [%eval 0.0] [%clk 0:00:57] } 43. a5 { [%eval -0.46] [%clk 0:00:26] } 43... bxa5 { [%eval -0.25] [%clk 0:00:58] } 44. Bxa5 { [%eval -0.17] [%clk 0:00:29] } 44... g5 { [%eval 0.03] [%clk 0:01:01] } 45. Bc2 { [%eval 0.0] [%clk 0:00:32] } 45... Kg6 { [%eval 0.0] [%clk 0:01:02] } 46. Nd2 { [%eval -0.06] [%clk 0:00:35] } 46... Kf5?? { [%eval 1.63] } { Blunder. Rc6 was best. } { [%clk 0:00:34] } 47. Kf1? { [%eval 0.0] } { Mistake. f3 was best. } { [%clk 0:00:38] } 47... Rd5 { [%eval 0.05] [%clk 0:00:25] } 48. Bb6?! { [%eval -0.59] } { Inaccuracy. Nb3 was best. } { [%clk 0:00:34] } 48... Rb5?! { [%eval 0.0] } { Inaccuracy. Nxf2 was best. } { [%clk 0:00:29] } 49. Bd4 { [%eval -0.1] [%clk 0:00:31] } 49... Rb4?? { [%eval 2.12] } { Blunder. Rd5 was best. } { [%clk 0:00:26] } 50. Bc3 { [%eval 2.16] [%clk 0:00:33] } 50... Rb8 { [%eval 2.11] [%clk 0:00:29] } 51. f3 { [%eval 2.18] [%clk 0:00:32] } 51... Rc8?? { [%eval 4.55] } { Blunder. Kg6 was best. } { [%clk 0:00:26] } 52. Nxe4 { [%eval 4.7] [%clk 0:00:36] } 52... Rd8 { [%eval 4.69] [%clk 0:00:10] } 53. Nf2 { [%eval 4.67] [%clk 0:00:39] } 53... g4 { [%eval 4.9] [%clk 0:00:12] } 54. Bxd3+ { [%eval 4.9] [%clk 0:00:43] } 54... Kg5 { [%eval 5.29] [%clk 0:00:16] } 55. Ne4+ { [%eval 5.19] [%clk 0:00:47] } 55... Kh6 { [%eval 5.08] [%clk 0:00:19] } 56. Ke2 { [%eval 5.01] [%clk 0:00:48] } 56... gxh3 { [%eval 5.07] [%clk 0:00:20] } 57. gxh3 { [%eval 5.34] [%clk 0:00:53] } 57... Re8 { [%eval 5.34] [%clk 0:00:23] } 58. Bf6 { [%eval 4.97] [%clk 0:00:53] } 58... Ra8 { [%eval 5.71] [%clk 0:00:24] } 59. Bg5+ { [%eval 5.59] [%clk 0:00:55] } 59... Kg7 { [%eval 5.85] [%clk 0:00:27] } 60. Bxf4 { [%eval 5.75] [%clk 0:00:57] } 60... Kf7 { [%eval 5.65] [%clk 0:00:30] } 61. Bc4+ { [%eval 5.33] [%clk 0:01:00] } 61... Ke7 { [%eval 6.12] [%clk 0:00:33] } 62. Ng3 { [%eval 5.33] [%clk 0:00:58] } 62... Ra4 { [%eval 6.41] [%clk 0:00:35] } 63. Nf5+ { [%eval 6.2] [%clk 0:01:00] } 63... Kf6 { [%eval 6.14] [%clk 0:00:37] } 64. Ne3 { [%eval 6.03] [%clk 0:01:03] } 64... Ra8 { [%eval 6.35] [%clk 0:00:33] } 65. Kf2 { [%eval 5.86] [%clk 0:01:04] } 65... h4 { [%eval 7.01] [%clk 0:00:36] } 66. Nd5+ { [%eval 6.33] [%clk 0:01:03] } 66... Kg6 { [%eval 6.23] [%clk 0:00:34] } 67. Bd3+ { [%eval 5.93] [%clk 0:01:05] } 67... Kg7 { [%eval 5.9] [%clk 0:00:33] } 68. Ke3 { [%eval 5.73] [%clk 0:01:09] } 68... Re8+ { [%eval 5.71] [%clk 0:00:32] } 69. Be4 { [%eval 5.35] [%clk 0:01:11] } 69... Ra8 { [%eval 6.22] [%clk 0:00:26] } 70. Be5+ { [%eval 5.98] [%clk 0:01:14] } 70... Kh6?! { [%eval 9.9] } { Inaccuracy. Kf8 was best. } { [%clk 0:00:28] } 71. Kf4 { [%eval 8.29] [%clk 0:01:17] } 71... Rf8+ { [%eval 7.95] [%clk 0:00:31] } 72. Nf6 { [%eval 8.54] [%clk 0:01:18] } 72... Rf7 { [%eval 9.05] [%clk 0:00:27] } 73. Kf5 { [%eval 8.61] [%clk 0:01:15] } 73... Kg7 { [%eval 8.11] [%clk 0:00:26] } 74. Kg5 { [%eval 6.85] [%clk 0:01:14] } 74... Kf8?? { [%eval #22] } { Checkmate is now unavoidable. Re7 was best. } { [%clk 0:00:26] } 75. Kxh4 { [%eval #27] [%clk 0:01:17] } 75... Kg7 { [%eval #21] [%clk 0:00:28] } 76. Kg5 { [%eval #23] [%clk 0:01:20] } 76... Kf8 { [%eval #27] [%clk 0:00:31] } 77. h4 { [%eval #17] [%clk 0:01:22] } 77... Rg7+?? { [%eval #17] } { Checkmate is now unavoidable. Ke7 was best. } { [%clk 0:00:31] } 78. Bg6 { [%eval #26] [%clk 0:01:22] } 78... Ke7 { [%eval #11] [%clk 0:00:33] } 79. Nd5+ { [%eval #10] [%clk 0:01:26] } 1-0