Event: Round 5: Al-Hajiri, Bader - Mertens, Marc
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-5/3qiV0y0V/gwAGhELc
Date: 2025-10-25
White: Al-Hajiri, Bader
WhiteTitle: FM
WhiteElo: 1949
Black: Mertens, Marc
BlackElo: 2111
Result: 0-1
ECO: B53
Opening: Sicilian Defense: Chekhover Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:32] } 1... c5 { [%eval 0.24] [%clk 1:30:54] } 2. Nf3 { [%eval 0.2] [%clk 1:30:53] } 2... d6 { [%eval 0.31] [%clk 1:31:18] } 3. d4 { [%eval 0.22] [%clk 1:31:14] } 3... cxd4 { [%eval 0.19] [%clk 1:31:42] } 4. Qxd4 { [%eval 0.0] [%clk 1:31:12] } 4... Nc6 { [%eval 0.16] [%clk 1:31:55] } 5. Bb5 { [%eval 0.08] [%clk 1:31:37] } 5... Bd7 { [%eval 0.23] [%clk 1:32:20] } 6. Bxc6 { [%eval 0.08] [%clk 1:31:59] } 6... Bxc6 { [%eval 0.06] [%clk 1:32:45] } 7. Nc3 { [%eval 0.0] [%clk 1:32:20] } 7... h6 { [%eval 0.25] [%clk 1:32:53] } 8. Be3 { [%eval 0.21] [%clk 1:32:05] } 8... Nf6 { [%eval 0.23] [%clk 1:31:47] } 9. O-O-O { [%eval 0.29] [%clk 1:30:24] } 9... e5 { [%eval 0.11] [%clk 1:25:02] } 10. Qc4 { [%eval 0.06] [%clk 1:27:25] } 10... Qc8 { [%eval -0.1] [%clk 1:16:03] } 11. Nd2 { [%eval -0.63] [%clk 1:22:07] } 11... Be7 { [%eval -0.58] [%clk 1:16:01] } 12. f3 { [%eval -0.51] [%clk 1:21:24] } 12... a6?! { [%eval 0.28] } { Inaccuracy. O-O was best. } { [%clk 1:11:01] } 13. a4? { [%eval -1.32] } { Mistake. Bb6 was best. } { [%clk 1:21:05] } 13... b5 { [%eval -1.38] [%clk 0:53:45] } 14. axb5? { [%eval -2.63] } { Mistake. Qb3 was best. } { [%clk 1:09:28] } 14... axb5 { [%eval -2.97] [%clk 0:54:09] } 15. Nxb5 { [%eval -2.65] [%clk 1:09:50] } 15... Qb7 { [%eval -2.84] [%clk 0:52:54] } 16. Nc3 { [%eval -2.75] [%clk 1:06:35] } 16... d5?! { [%eval -1.59] } { Inaccuracy. O-O was best. } { [%clk 0:52:19] } 17. exd5 { [%eval -1.54] [%clk 1:06:51] } 17... Nxd5 { [%eval -1.45] [%clk 0:52:42] } 18. Bc5 { [%eval -1.41] [%clk 0:59:56] } 18... Ra1+ { [%eval -1.43] [%clk 0:52:03] } 19. Ncb1?? { [%eval -4.48] } { Blunder. Ndb1 was best. } { [%clk 1:00:00] } 19... Ra4 { [%eval -4.65] [%clk 0:52:10] } 20. b4 { [%eval -5.79] [%clk 0:59:10] } 20... Nxb4 { [%eval -5.78] [%clk 0:51:45] } 21. Bxb4 { [%eval -5.59] [%clk 0:58:18] } 21... Rxb4 { [%eval -5.3] [%clk 0:52:06] } 22. Qa2 { [%eval -6.5] [%clk 0:57:58] } 22... O-O { [%eval -6.42] [%clk 0:52:09] } 23. Nb3 { [%eval -6.54] [%clk 0:56:29] } 23... Ra8 { [%eval -6.49] [%clk 0:50:33] } 24. Qb2 { [%eval -6.55] [%clk 0:56:44] } 24... e4 { [%eval -5.95] [%clk 0:43:46] } 25. fxe4 { [%eval -6.57] [%clk 0:55:28] } 25... Bg5+ { [%eval -6.5] [%clk 0:43:19] } 26. N1d2 { [%eval -6.78] [%clk 0:55:32] } 26... Ba4 { [%eval -6.59] [%clk 0:43:02] } 0-1