Event: Round 4: Guo, Ethan - Kotsyuba, Victor
Site: https://lichess.org/broadcast/fide-world-cadet-chess-championships-2025--open-u12/round-4/tudLKKCo/DHc6m84s
Date: 2025-09-22
White: Guo, Ethan
WhiteTitle: CM
WhiteElo: 2330
Black: Kotsyuba, Victor
BlackElo: 2050
Result: 1-0
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.24] [%clk 1:30:56] } 2. Nf3 { [%eval 0.2] [%clk 1:31:23] } 2... d6 { [%eval 0.31] [%clk 1:31:18] } 3. d4 { [%eval 0.22] [%clk 1:31:50] } 3... cxd4 { [%eval 0.19] [%clk 1:31:41] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:16] } 4... Nf6 { [%eval 0.31] [%clk 1:32:04] } 5. Nc3 { [%eval 0.32] [%clk 1:32:43] } 5... a6 { [%eval 0.25] [%clk 1:32:25] } 6. Bg5 { [%eval 0.0] [%clk 1:33:08] } 6... Nbd7 { [%eval 0.19] [%clk 1:32:34] } 7. Bc4 { [%eval 0.16] [%clk 1:33:24] } 7... Qb6 { [%eval 0.16] [%clk 1:32:47] } 8. Bb3 { [%eval 0.34] [%clk 1:33:44] } 8... e6 { [%eval 0.18] [%clk 1:31:38] } 9. Bxf6 { [%eval 0.06] [%clk 1:34:02] } 9... Nxf6 { [%eval 0.29] [%clk 1:28:58] } 10. Qd2 { [%eval 0.25] [%clk 1:34:20] } 10... Qc7 { [%eval 0.38] [%clk 1:23:35] } 11. O-O-O { [%eval 0.41] [%clk 1:33:24] } 11... b5 { [%eval 0.73] [%clk 1:21:18] } 12. Rhe1 { [%eval 0.61] [%clk 1:24:06] } 12... Bd7 { [%eval 0.92] [%clk 1:15:17] } 13. a3 { [%eval 0.93] [%clk 1:18:18] } 13... Be7 { [%eval 1.12] [%clk 1:05:56] } 14. f4 { [%eval 0.89] [%clk 1:17:10] } 14... Rb8?! { [%eval 1.95] } { Inaccuracy. O-O was best. } { [%clk 1:03:01] } 15. f5?? { [%eval 0.0] } { Blunder. e5 was best. } { [%clk 1:08:05] } 15... e5 { [%eval 0.06] [%clk 0:59:41] } 16. Nf3 { [%eval 0.29] [%clk 1:06:34] } 16... a5 { [%eval 0.17] [%clk 0:50:25] } 17. Nd5 { [%eval 0.07] [%clk 0:50:35] } 17... Nxd5 { [%eval 0.28] [%clk 0:50:47] } 18. Qxd5 { [%eval 0.11] [%clk 0:50:57] } 18... O-O { [%eval 0.25] [%clk 0:47:01] } 19. Nxe5 { [%eval 0.44] [%clk 0:48:26] } 19... dxe5 { [%eval 0.17] [%clk 0:35:52] } 20. Qxd7 { [%eval 0.24] [%clk 0:47:30] } 20... Qc5 { [%eval 0.56] [%clk 0:35:08] } 21. Rd5?! { [%eval 0.0] } { Inaccuracy. Qd5 was best. } { [%clk 0:41:44] } 21... Qf2 { [%eval 0.0] [%clk 0:33:43] } 22. Red1?! { [%eval -0.85] } { Inaccuracy. Rdd1 was best. } { [%clk 0:41:37] } 22... Bc5?? { [%eval 2.29] } { Blunder. Bg5+ was best. } { [%clk 0:31:34] } 23. Kb1 { [%eval 2.38] [%clk 0:38:34] } 23... a4 { [%eval 2.39] [%clk 0:28:52] } 24. R5d2 { [%eval 2.26] [%clk 0:37:20] } 24... Qe3 { [%eval 2.39] [%clk 0:26:00] } 25. Bd5 { [%eval 2.35] [%clk 0:36:59] } 25... b4 { [%eval 2.39] [%clk 0:24:36] } 26. Rd3 { [%eval 2.44] [%clk 0:35:18] } 26... Qf2 { [%eval 2.22] [%clk 0:23:32] } 27. R3d2 { [%eval 2.23] [%clk 0:16:26] } 27... Qe3 { [%eval 2.7] [%clk 0:23:37] } 28. Rd3 { [%eval 2.21] [%clk 0:09:33] } 28... Qf2 { [%eval 2.79] [%clk 0:24:02] } 29. Qc7 { [%eval 2.64] [%clk 0:08:09] } 29... bxa3? { [%eval 4.28] } { Mistake. Kh8 was best. } { [%clk 0:14:12] } 30. Bxf7+ { [%eval 4.11] [%clk 0:08:06] } 30... Kh8 { [%eval 4.22] [%clk 0:14:40] } 31. Qxb8 { [%eval 4.13] [%clk 0:08:01] } 31... Rxb8 { [%eval 3.91] [%clk 0:12:51] } 32. Rd8+ { [%eval 4.39] [%clk 0:08:25] } 32... Bf8 { [%eval 4.47] [%clk 0:13:14] } 33. Rxb8 { [%eval 4.5] [%clk 0:08:49] } 33... g6 { [%eval 4.35] [%clk 0:13:15] } 34. Rdd8 { [%eval 4.49] [%clk 0:03:56] } 34... Kg7 { [%eval 4.71] [%clk 0:11:07] } 35. Rxf8 { [%eval 4.58] [%clk 0:03:30] } 35... axb2 { [%eval 5.08] [%clk 0:08:50] } 36. Kxb2 { [%eval 5.06] [%clk 0:03:20] } 36... Qd4+ { [%eval 4.93] [%clk 0:08:25] } 37. Ka2 { [%eval 5.07] [%clk 0:03:21] } 37... Qxe4 { [%eval 5.54] [%clk 0:07:50] } 38. f6+ { [%eval 5.48] [%clk 0:03:31] } 38... Kh6 { [%eval 5.28] [%clk 0:08:16] } 39. Rfc8 { [%eval 4.71] [%clk 0:03:05] } 39... Qf4 { [%eval 8.04] [%clk 0:06:53] } 40. Rb6 { [%eval 7.82] [%clk 0:02:25] } 40... e4 { [%eval 8.76] [%clk 0:05:54] } 41. Bg8 { [%eval 8.61] [%clk 0:01:09] } 41... e3? { [%eval #11] } { Checkmate is now unavoidable. Qf5 was best. } { [%clk 0:05:11] } 42. f7 { [%eval #10] [%clk 0:01:19] } 42... e2 { [%eval #10] [%clk 0:05:22] } 43. Re6 { [%eval #9] [%clk 0:01:39] } 43... Qf2 { [%eval #8] [%clk 0:03:41] } 44. f8=Q+ { [%eval #7] [%clk 0:01:59] } 1-0