Event: Round 4: Usov, Aleksandr E. - Grigoryan, Karen H.
Site: https://lichess.org/broadcast/tsaghkadzor-open-2025/round-4/tbgxBieb/RqEcSZam
Date: 2025-09-23
White: Usov, Aleksandr E.
WhiteTitle: FM
WhiteElo: 2341
Black: Grigoryan, Karen H.
BlackTitle: GM
BlackElo: 2485
Result: 1/2-1/2
ECO: B20
Opening: Sicilian Defense
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.24] [%clk 1:30:40] } 2. Be2 { [%eval 0.0] [%clk 1:31:19] } 2... Nc6 { [%eval 0.01] [%clk 1:29:51] } 3. f4 { [%eval -0.23] [%clk 1:31:43] } 3... e6 { [%eval -0.14] [%clk 1:29:19] } 4. Nf3 { [%eval -0.24] [%clk 1:32:00] } 4... d5 { [%eval -0.21] [%clk 1:29:38] } 5. d3 { [%eval -0.07] [%clk 1:32:25] } 5... g6 { [%eval 0.29] [%clk 1:24:37] } 6. O-O { [%eval 0.24] [%clk 1:31:47] } 6... Bg7 { [%eval 0.27] [%clk 1:24:53] } 7. c3 { [%eval 0.21] [%clk 1:31:55] } 7... Nge7 { [%eval 0.25] [%clk 1:24:36] } 8. Be3 { [%eval -0.02] [%clk 1:31:55] } 8... d4 { [%eval 0.06] [%clk 1:21:10] } 9. Bf2 { [%eval -0.02] [%clk 1:31:49] } 9... O-O { [%eval 0.04] [%clk 1:21:26] } 10. c4? { [%eval -1.06] } { Mistake. Nbd2 was best. } { [%clk 1:31:44] } 10... e5 { [%eval -1.11] [%clk 1:21:11] } 11. fxe5 { [%eval -1.09] [%clk 1:30:59] } 11... Nxe5 { [%eval -1.05] [%clk 1:19:54] } 12. Nxe5 { [%eval -0.98] [%clk 1:30:53] } 12... Bxe5 { [%eval -0.93] [%clk 1:20:15] } 13. Nd2 { [%eval -1.05] [%clk 1:30:25] } 13... Nc6 { [%eval -0.76] [%clk 1:18:35] } 14. Bg4 { [%eval -0.73] [%clk 1:29:31] } 14... Qd6 { [%eval -0.67] [%clk 1:18:40] } 15. h3 { [%eval -0.71] [%clk 1:27:20] } 15... Be6 { [%eval -0.51] [%clk 1:18:07] } 16. Bxe6 { [%eval -0.59] [%clk 1:23:27] } 16... fxe6 { [%eval -0.56] [%clk 1:17:51] } 17. Nf3 { [%eval -0.38] [%clk 1:23:03] } 17... Bf4 { [%eval -0.49] [%clk 1:17:53] } 18. Qe1?! { [%eval -1.12] } { Inaccuracy. Qe2 was best. } { [%clk 1:18:17] } 18... Ne5?! { [%eval -0.47] } { Inaccuracy. Rf7 was best. } { [%clk 1:14:12] } 19. Nxe5 { [%eval -0.35] [%clk 1:18:26] } 19... Qxe5 { [%eval -0.42] [%clk 1:13:05] } 20. g3 { [%eval -0.57] [%clk 1:12:25] } 20... Qg5 { [%eval -0.57] [%clk 1:07:57] } 21. Kg2 { [%eval -0.6] [%clk 1:09:09] } 21... Bc7 { [%eval -0.22] [%clk 1:06:23] } 22. Qe2 { [%eval -0.32] [%clk 1:08:44] } 22... h5 { [%eval -0.2] [%clk 0:57:42] } 23. h4 { [%eval -0.34] [%clk 1:07:00] } 23... Qe5 { [%eval 0.16] [%clk 0:57:56] } 24. Be1 { [%eval 0.0] [%clk 1:06:38] } 24... Rf5 { [%eval 0.0] [%clk 0:45:59] } 25. Qd2 { [%eval 0.0] [%clk 1:01:42] } 25... Rxf1 { [%eval 0.0] [%clk 0:45:55] } 26. Kxf1 { [%eval 0.0] [%clk 1:02:08] } 26... Rf8+ { [%eval 0.0] [%clk 0:41:13] } 27. Kg2 { [%eval 0.0] [%clk 1:02:27] } 27... Qf6 { [%eval 0.0] [%clk 0:41:29] } 28. Qf2 { [%eval 0.0] [%clk 1:02:21] } 28... Qg7 { [%eval 0.0] [%clk 0:34:00] } 29. Qe2 { [%eval 0.0] [%clk 1:01:38] } 29... g5 { [%eval 0.0] [%clk 0:30:37] } 30. Qxh5 { [%eval 0.0] [%clk 1:01:39] } 30... gxh4 { [%eval 0.0] [%clk 0:30:48] } 31. Qxh4 { [%eval 0.0] [%clk 1:01:56] } 31... Rf6 { [%eval 0.0] [%clk 0:31:08] } 32. Qh5 { [%eval 0.0] [%clk 0:59:38] } 32... Rg6 { [%eval 0.0] [%clk 0:31:17] } 33. Qf3 { [%eval 0.0] [%clk 0:59:16] } 33... Rf6 { [%eval 0.0] [%clk 0:31:35] } 34. Qh5 { [%eval 0.0] [%clk 0:59:20] } 34... Rg6 { [%eval 0.0] [%clk 0:31:59] } 35. Qf3 { [%eval 0.0] [%clk 0:59:45] } 1/2-1/2