Event: World Senior Team 2025 S65
Site: Prague, Czech Republic
Date: 2025-02-18
White: Birnboim, Nathan
WhiteTitle: IM
WhiteElo: 2313
Black: Primbetov, Marat
BlackElo: 2103
Result: 1/2-1/2
ECO: B50
Opening: Sicilian Defense: Modern Variations
Variant: Standard
TimeControl: 90min./40 + 30min. + 30s./move

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:31:03] } 2. Nf3 { [%eval 0.2] [%clk 1:31:20] } 2... d6 { [%eval 0.22] [%clk 1:30:08] } 3. Nc3 { [%eval 0.21] [%clk 1:31:43] } 3... Nc6 { [%eval 0.41] [%clk 1:30:14] } 4. Bb5 { [%eval 0.07] [%clk 1:31:57] } 4... Bd7 { [%eval 0.29] [%clk 1:30:08] } 5. Bxc6 { [%eval 0.29] [%clk 1:32:02] } 5... Bxc6 { [%eval 0.41] [%clk 1:30:19] } 6. d4 { [%eval 0.37] [%clk 1:32:11] } 6... cxd4 { [%eval 0.36] [%clk 1:29:00] } 7. Nxd4 { [%eval 0.24] [%clk 1:32:35] } 7... Nf6 { [%eval 0.3] [%clk 1:26:55] } 8. Nxc6 { [%eval 0.0] [%clk 1:31:14] } 8... bxc6 { [%eval 0.0] [%clk 1:27:23] } 9. O-O { [%eval 0.11] [%clk 1:28:09] } 9... e6 { [%eval 0.07] [%clk 1:24:30] } 10. Bf4 { [%eval 0.08] [%clk 1:23:05] } 10... d5 { [%eval 0.31] [%clk 1:22:31] } 11. Qf3 { [%eval -0.18] [%clk 1:12:29] } 11... Be7 { [%eval -0.21] [%clk 0:56:35] } 12. Rad1 { [%eval -0.25] [%clk 1:08:17] } 12... O-O { [%eval -0.2] [%clk 0:56:05] } 13. Rfe1 { [%eval -0.2] [%clk 0:56:44] } 13... Qb6 { [%eval -0.01] [%clk 0:53:03] } 14. e5 { [%eval -0.07] [%clk 0:34:42] } 14... Nd7 { [%eval -0.16] [%clk 0:53:29] } 15. b3 { [%eval -0.17] [%clk 0:33:41] } 15... Rfd8 { [%eval -0.09] [%clk 0:47:36] } 16. Qg3 { [%eval -0.31] [%clk 0:28:56] } 16... Nf8 { [%eval -0.34] [%clk 0:38:54] } 17. h4 { [%eval -0.44] [%clk 0:25:22] } 17... Ng6 { [%eval -0.44] [%clk 0:37:35] } 18. Bg5 { [%eval -0.44] [%clk 0:18:53] } 18... Bxg5 { [%eval -0.42] [%clk 0:35:13] } 19. hxg5 { [%eval -0.48] [%clk 0:17:23] } 19... Qb4 { [%eval -0.23] [%clk 0:30:35] } 20. Na4?! { [%eval -0.9] } { Inaccuracy. Rf1 was best. } { [%clk 0:17:08] } 20... c5 { [%eval -0.91] [%clk 0:29:21] } 21. Qe3 { [%eval -0.98] [%clk 0:13:52] } 21... Rac8 { [%eval -0.93] [%clk 0:29:02] } 22. g3 { [%eval -1.1] [%clk 0:13:44] } 22... Ne7?! { [%eval 0.0] } { Inaccuracy. Qg4 was best. } { [%clk 0:28:31] } 23. c3?! { [%eval -0.61] } { Inaccuracy. c4 was best. } { [%clk 0:10:52] } 23... Qg4 { [%eval -0.38] [%clk 0:26:16] } 24. Rd2?! { [%eval -0.99] } { Inaccuracy. Nb2 was best. } { [%clk 0:06:58] } 24... d4?! { [%eval -0.42] } { Inaccuracy. Ng6 was best. } { [%clk 0:14:53] } 25. cxd4 { [%eval -0.53] [%clk 0:06:40] } 25... Rxd4 { [%eval -0.45] [%clk 0:11:21] } 26. Rxd4 { [%eval -1.0] [%clk 0:03:39] } 26... cxd4 { [%eval -1.06] [%clk 0:11:01] } 27. Qe4 { [%eval -1.47] [%clk 0:03:26] } 27... Qxe4 { [%eval -1.37] [%clk 0:07:05] } 28. Rxe4 { [%eval -1.15] [%clk 0:03:53] } 28... Nf5? { [%eval 0.0] } { Mistake. Rc1+ was best. } { [%clk 0:07:31] } 29. Re2 { [%eval 0.0] [%clk 0:03:01] } 29... h5 { [%eval -0.01] [%clk 0:05:44] } 30. gxh6 { [%eval 0.0] [%clk 0:02:45] } 30... gxh6 { [%eval 0.0] [%clk 0:05:56] } 31. Kg2 { [%eval -0.03] [%clk 0:02:22] } 31... d3 { [%eval 0.0] [%clk 0:04:13] } 32. Rd2 { [%eval 0.0] [%clk 0:02:30] } 32... Rc2 { [%eval 0.0] [%clk 0:04:31] } 33. Rxd3 { [%eval 0.0] [%clk 0:02:53] } 33... Rxa2 { [%eval 0.05] [%clk 0:04:51] } 34. Kf3 { [%eval -0.05] [%clk 0:02:04] } 34... Kg7 { [%clk 0:04:16] } 35. Nc5 { [%clk 0:01:32] } 1/2-1/2