Event: Round 4: Khangaisaikhan Bayasgalan - Jayasuriya, Sayuru Lonindu
Date: 2025-06-26
White: Khangaisaikhan Bayasgalan
Black: Jayasuriya, Sayuru Lonindu
BlackElo: 1513
Result: 0-1
ECO: B75
Opening: Sicilian Defense: Dragon Variation, Yugoslav Attack, Belezky Line
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:50] } 2. Nf3 { [%eval 0.2] [%clk 1:31:17] } 2... Nc6 { [%eval 0.25] [%clk 1:31:08] } 3. d4 { [%eval 0.27] [%clk 1:31:37] } 3... cxd4 { [%eval 0.27] [%clk 1:31:11] } 4. Nxd4 { [%eval 0.21] [%clk 1:31:53] } 4... Nf6 { [%eval 0.19] [%clk 1:31:21] } 5. f3 { [%eval 0.0] [%clk 1:32:08] } 5... g6 { [%eval 0.0] [%clk 1:31:26] } 6. Be3 { [%eval 0.0] [%clk 1:32:20] } 6... Bg7 { [%eval 0.0] [%clk 1:31:34] } 7. Nc3 { [%eval 0.0] [%clk 1:32:29] } 7... d6 { [%eval 0.46] [%clk 1:31:33] } 8. Bc4 { [%eval 0.62] [%clk 1:32:39] } 8... O-O { [%eval 0.63] [%clk 1:31:40] } 9. Nb3?! { [%eval -0.2] } { Inaccuracy. Qd2 was best. } { [%clk 1:32:46] } 9... Bd7 { [%eval 0.09] [%clk 1:29:33] } 10. Qd2 { [%eval -0.1] [%clk 1:32:09] } 10... Rc8 { [%eval 0.01] [%clk 1:25:39] } 11. O-O-O?! { [%eval -0.87] } { Inaccuracy. O-O was best. } { [%clk 1:30:59] } 11... Nb4 { [%eval -0.84] [%clk 1:09:22] } 12. Be2?? { [%eval -3.78] } { Blunder. Nc5 was best. } { [%clk 1:29:31] } 12... Be6?? { [%eval 1.06] } { Blunder. Rxc3 was best. } { [%clk 1:07:58] } 13. a3?? { [%eval -0.82] } { Blunder. Kb1 was best. } { [%clk 1:27:19] } 13... Bxb3? { [%eval 0.34] } { Mistake. Rxc3 was best. } { [%clk 1:07:24] } 14. cxb3?! { [%eval -0.55] } { Inaccuracy. axb4 was best. } { [%clk 1:24:42] } 14... Na2+ { [%eval -0.67] [%clk 1:07:42] } 15. Kb1 { [%eval -0.76] [%clk 1:24:50] } 15... Nxc3+ { [%eval -0.72] [%clk 1:07:59] } 16. bxc3 { [%eval -0.55] [%clk 1:25:11] } 16... Qa5 { [%eval -0.62] [%clk 1:07:19] } 17. Kc2?? { [%eval -8.03] } { Blunder. Qb2 was best. } { [%clk 1:23:35] } 17... Nxe4 { [%eval -8.1] [%clk 1:06:40] } 18. b4 { [%eval -10.06] [%clk 1:19:42] } 18... Qxa3 { [%eval -9.9] [%clk 1:06:22] } 19. Ra1? { [%eval #-8] } { Checkmate is now unavoidable. Rc1 was best. } { [%clk 1:18:25] } 19... Rxc3+ { [%eval #-7] [%clk 1:06:25] } 20. Kd1 { [%eval #-7] [%clk 1:16:25] } 20... Qxa1+ { [%eval #-6] [%clk 1:06:35] } 21. Qc1 { [%eval #-6] [%clk 1:16:47] } 21... Nf2+ { [%eval #-11] [%clk 1:06:50] } 22. Kd2 { [%eval #-11] [%clk 1:16:45] } 22... Rxc1? { [%eval -9.33] } { Lost forced checkmate sequence. Qa2+ was best. } { [%clk 1:07:01] } 23. Rxc1 { [%eval -9.08] [%clk 1:16:52] } 23... Qb2+ { [%eval -8.99] [%clk 1:07:22] } 24. Ke1 { [%eval -8.82] [%clk 1:16:36] } 24... Bd4 { [%eval -8.77] [%clk 1:07:29] } 25. Bd2 { [%eval -9.14] [%clk 1:16:15] } 25... e5 { [%eval -8.9] [%clk 1:07:09] } 26. b5? { [%eval #-9] } { Checkmate is now unavoidable. Bc4 was best. } { [%clk 1:16:09] } 26... e4 { [%eval #-8] [%clk 1:07:05] } 27. fxe4 { [%eval #-7] [%clk 1:15:57] } 27... Nxe4 { [%eval #-6] [%clk 1:07:28] } 28. Bh6 { [%eval #-6] [%clk 1:15:58] } 28... Bc3+ { [%eval #-8] [%clk 1:07:32] } 29. Kf1 { [%eval #-8] [%clk 1:16:10] } 29... Bd2 { [%eval #-7] [%clk 1:07:48] } 30. Bxd2 { [%eval #-8] [%clk 1:15:59] } 30... Nxd2+ { [%eval #-7] [%clk 1:08:06] } 31. Kf2 { [%eval #-6] [%clk 1:16:19] } 31... Qxc1 { [%eval #-6] [%clk 1:08:24] } 32. b6 { [%eval #-6] [%clk 1:16:38] } 32... Qc5+ { [%eval #-5] [%clk 1:08:42] } 33. Ke1 { [%eval #-4] [%clk 1:17:00] } 33... Ne4 { [%eval #-3] [%clk 1:09:04] } 34. h4 { [%eval #-3] [%clk 1:17:17] } 34... Qc1+ { [%eval #-2] [%clk 1:09:26] } 35. Bd1 { [%eval #-2] [%clk 1:17:38] } 35... Qd2+ { [%eval #-1] [%clk 1:09:52] } 36. Kf1 { [%clk 1:18:00] } 36... Qf2# { [%clk 1:10:18] } 0-1