Event: Round 7: Guo, Ethan - Sason, Noam
Date: 2025-04-14
White: Guo, Ethan
WhiteTitle: CM
WhiteElo: 1921
Black: Sason, Noam
BlackElo: 1967
Result: 0-1
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Maróczy Bind
Variant: Standard
TimeControl: 15+5

1. e4 { [%eval 0.18] [%clk 0:15:09] } 1... c5 { [%eval 0.25] [%clk 0:15:10] } 2. Nf3 { [%eval 0.2] [%clk 0:15:12] } 2... a6 { [%eval 0.5] [%clk 0:15:15] } 3. c4 { [%eval 0.52] [%clk 0:15:15] } 3... Nc6 { [%eval 0.34] [%clk 0:15:19] } 4. d4 { [%eval 0.28] [%clk 0:15:12] } 4... cxd4 { [%eval 0.57] [%clk 0:15:22] } 5. Nxd4 { [%eval 0.32] [%clk 0:15:15] } 5... Nf6 { [%eval 0.54] [%clk 0:15:26] } 6. Nc3 { [%eval 0.53] [%clk 0:15:19] } 6... e5 { [%eval 0.45] [%clk 0:15:31] } 7. Nc2 { [%eval 0.24] [%clk 0:15:14] } 7... Bc5 { [%eval 0.29] [%clk 0:15:34] } 8. Be2 { [%eval 0.14] [%clk 0:15:11] } 8... d6 { [%eval 0.27] [%clk 0:15:37] } 9. O-O { [%eval 0.09] [%clk 0:15:13] } 9... O-O { [%eval 0.29] [%clk 0:15:36] } 10. a3 { [%eval 0.02] [%clk 0:15:16] } 10... Be6 { [%eval 0.0] [%clk 0:15:26] } 11. b4 { [%eval 0.01] [%clk 0:14:17] } 11... Bd4 { [%eval 0.08] [%clk 0:15:29] } 12. Nxd4 { [%eval 0.09] [%clk 0:14:02] } 12... Nxd4 { [%eval 0.13] [%clk 0:14:09] } 13. Bd3 { [%eval 0.08] [%clk 0:13:52] } 13... Rc8 { [%eval 0.14] [%clk 0:14:15] } 14. Nd5 { [%eval 0.03] [%clk 0:13:51] } 14... b5 { [%eval 0.04] [%clk 0:13:08] } 15. cxb5 { [%eval 0.11] [%clk 0:13:39] } 15... Nxd5?? { [%eval 1.96] } { Blunder. axb5 was best. } { [%clk 0:10:26] } 16. exd5 { [%eval 1.96] [%clk 0:13:39] } 16... Bxd5 { [%eval 2.12] [%clk 0:10:30] } 17. Be3?? { [%eval 0.13] } { Blunder. bxa6 was best. } { [%clk 0:13:20] } 17... axb5 { [%eval 0.04] [%clk 0:09:09] } 18. Bxd4 { [%eval 0.0] [%clk 0:11:18] } 18... Qg5 { [%eval 0.04] [%clk 0:09:13] } 19. g3 { [%eval 0.0] [%clk 0:11:21] } 19... exd4 { [%eval 0.09] [%clk 0:09:09] } 20. Bxb5 { [%eval -0.29] [%clk 0:11:25] } 20... Bb7 { [%eval -0.01] [%clk 0:08:30] } 21. Bd3 { [%eval -0.42] [%clk 0:11:06] } 21... Qd5 { [%eval -0.32] [%clk 0:08:19] } 22. f3 { [%eval -0.27] [%clk 0:11:10] } 22... Rfe8 { [%eval -0.39] [%clk 0:08:00] } 23. Rc1 { [%eval -0.37] [%clk 0:10:10] } 23... Rc3 { [%eval -0.16] [%clk 0:07:09] } 24. Be4 { [%eval -0.24] [%clk 0:06:30] } 24... Rxc1 { [%eval -0.06] [%clk 0:06:08] } 25. Qxc1 { [%eval -0.19] [%clk 0:06:34] } 25... Rxe4 { [%eval -0.03] [%clk 0:06:11] } 26. fxe4 { [%eval -0.08] [%clk 0:06:38] } 26... Qxe4 { [%eval -0.13] [%clk 0:06:15] } 27. Kf2 { [%eval -0.2] [%clk 0:06:29] } 27... h6 { [%eval -0.21] [%clk 0:03:37] } 28. Qf4? { [%eval -1.45] } { Mistake. Qd2 was best. } { [%clk 0:04:57] } 28... Qc2+ { [%eval -1.86] [%clk 0:02:46] } 29. Ke1 { [%eval -1.63] [%clk 0:05:00] } 29... Qb1+ { [%eval -1.55] [%clk 0:02:18] } 30. Kd2 { [%eval -1.49] [%clk 0:04:13] } 30... Qa2+ { [%eval -1.17] [%clk 0:02:05] } 31. Kd3?? { [%eval #-6] } { Checkmate is now unavoidable. Kd1 was best. } { [%clk 0:03:38] } 31... Ba6+ { [%eval #-5] [%clk 0:01:57] } 32. Ke4 { [%eval #-4] [%clk 0:03:14] } 32... Qe6+ { [%eval #-3] [%clk 0:01:48] } 33. Kxd4 { [%clk 0:03:13] } 33... Qc4+ { [%clk 0:01:52] } 34. Ke3 { [%clk 0:03:17] } 34... Qe2+ { [%clk 0:01:56] } 35. Kd4 { [%clk 0:03:21] } 35... Qd3# { [%clk 0:02:00] } 0-1