Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-20
White: Silva, Fernando
WhiteTitle: IM
WhiteElo: 2272
Black: Knaak, Rainer
BlackTitle: GM
BlackElo: 2458
Result: 1/2-1/2
ECO: C70
Opening: Ruy Lopez: Morphy Defense, Cozio Defense
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. e4 { [%eval 0.18] [%clk 1:30:47] } 1... e5 { [%eval 0.21] [%clk 1:30:36] } 2. Nf3 { [%eval 0.13] [%clk 1:31:08] } 2... Nc6 { [%eval 0.17] [%clk 1:31:00] } 3. Bb5 { [%eval 0.08] [%clk 1:31:11] } 3... a6 { [%eval 0.21] [%clk 1:31:14] } 4. Ba4 { [%eval 0.27] [%clk 1:30:54] } 4... Nge7 { [%eval 0.39] [%clk 1:31:31] } 5. O-O { [%eval 0.33] [%clk 1:29:48] } 5... Ng6 { [%eval 0.36] [%clk 1:31:51] } 6. c3 { [%eval 0.06] [%clk 1:22:19] } 6... d5 { [%eval 0.08] [%clk 1:31:40] } 7. d4 { [%eval 0.0] [%clk 1:17:23] } 7... dxe4 { [%eval 0.0] [%clk 1:26:03] } 8. Nxe5 { [%eval -0.05] [%clk 1:17:39] } 8... Nxe5 { [%eval -0.04] [%clk 1:17:07] } 9. dxe5 { [%eval -0.01] [%clk 1:18:04] } 9... Qxd1 { [%eval -0.04] [%clk 1:16:49] } 10. Rxd1 { [%eval -0.1] [%clk 1:18:11] } 10... Bd7 { [%eval -0.08] [%clk 1:17:00] } 11. Bf4 { [%eval -0.08] [%clk 1:14:10] } 11... Nxe5 { [%eval -0.09] [%clk 1:10:10] } 12. Bxd7+ { [%eval 0.0] [%clk 1:14:07] } 12... Nxd7 { [%eval 0.0] [%clk 1:10:35] } 13. Bxc7 { [%eval 0.0] [%clk 1:14:15] } 13... Rc8 { [%eval 0.0] [%clk 1:07:54] } 14. Bf4 { [%eval 0.0] [%clk 1:13:16] } 14... f5 { [%eval 0.0] [%clk 1:01:28] } 15. Nd2 { [%eval -0.01] [%clk 1:06:00] } 15... Nc5 { [%eval 0.0] [%clk 0:53:21] } 16. Be3 { [%eval -0.09] [%clk 1:05:41] } 16... Be7 { [%eval -0.01] [%clk 0:36:58] } 17. f3 { [%eval -0.01] [%clk 1:01:17] } 17... exf3 { [%eval 0.0] [%clk 0:36:38] } 18. Nxf3 { [%eval -0.01] [%clk 1:01:15] } 18... O-O { [%eval 0.0] [%clk 0:34:41] } 19. Rd5 { [%eval 0.0] [%clk 0:53:49] } 19... Na4 { [%eval 0.0] [%clk 0:32:21] } 20. Rd7 { [%eval 0.0] [%clk 0:51:31] } 20... Bc5 { [%eval 0.04] [%clk 0:31:49] } 21. Bxc5 { [%eval 0.0] [%clk 0:50:30] } 21... Nxc5 { [%eval 0.0] [%clk 0:32:14] } 22. Rd4 { [%eval 0.0] [%clk 0:48:41] } 22... Rfe8 { [%eval 0.0] [%clk 0:32:01] } 23. Kf1 { [%eval 0.0] [%clk 0:47:51] } 23... Re7 { [%eval 0.0] [%clk 0:29:25] } 24. Re1 { [%eval 0.06] [%clk 0:45:28] } 24... Rxe1+ { [%eval 0.04] [%clk 0:22:08] } 25. Kxe1 { [%eval 0.04] [%clk 0:45:43] } 25... b5 { [%eval 0.14] [%clk 0:22:03] } 26. Kd1 { [%eval 0.13] [%clk 0:40:59] } 26... Kf7 { [%eval 0.15] [%clk 0:20:45] } 27. c4 { [%eval 0.13] [%clk 0:35:08] } 27... b4?! { [%eval 0.76] } { Inaccuracy. bxc4 was best. } { [%clk 0:18:38] } 28. b3 { [%eval 0.47] [%clk 0:34:48] } 28... Ke7 { [%eval 0.83] [%clk 0:17:45] } 29. Ne5 { [%eval 0.39] [%clk 0:33:03] } 29... Rc7?! { [%eval 1.04] } { Inaccuracy. Ne4 was best. } { [%clk 0:11:08] } 1/2-1/2