Event: Round 6: Kleinjan, Thias - Lenting, Roan
Date: 2025-04-30
White: Kleinjan, Thias
Black: Lenting, Roan
BlackElo: 1868
Result: 0-1
ECO: B40
Opening: Sicilian Defense: Four Knights Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:58] } 2. Nf3 { [%eval 0.2] [%clk 1:31:22] } 2... e6 { [%eval 0.28] [%clk 1:31:24] } 3. d4 { [%eval 0.4] [%clk 1:31:43] } 3... cxd4 { [%eval 0.29] [%clk 1:31:51] } 4. Nxd4 { [%eval 0.23] [%clk 1:32:05] } 4... Nf6 { [%eval 0.29] [%clk 1:32:17] } 5. Nc3 { [%eval 0.21] [%clk 1:32:27] } 5... Nc6 { [%eval 0.35] [%clk 1:32:44] } 6. g3 { [%eval 0.14] [%clk 1:32:38] } 6... Bb4 { [%eval 0.11] [%clk 1:30:54] } 7. Bg2 { [%eval 0.07] [%clk 1:32:58] } 7... Qa5 { [%eval 0.16] [%clk 1:30:33] } 8. O-O { [%eval 0.25] [%clk 1:32:28] } 8... a6 { [%eval 0.45] [%clk 1:27:02] } 9. Nxc6 { [%eval 0.44] [%clk 1:31:24] } 9... bxc6?! { [%eval 1.11] } { Inaccuracy. dxc6 was best. } { [%clk 1:23:39] } 10. Bd2 { [%eval 1.02] [%clk 1:31:24] } 10... Qb6?! { [%eval 2.17] } { Inaccuracy. O-O was best. } { [%clk 1:15:04] } 11. Qe2? { [%eval 0.98] } { Mistake. e5 was best. } { [%clk 1:27:19] } 11... a5 { [%eval 1.19] [%clk 1:09:46] } 12. Rad1?? { [%eval -1.22] } { Blunder. Na4 was best. } { [%clk 1:22:29] } 12... Ba6 { [%eval -1.18] [%clk 1:09:10] } 13. Na4?? { [%eval -3.9] } { Blunder. Qf3 was best. } { [%clk 1:21:16] } 13... Bxe2 { [%eval -4.06] [%clk 1:08:17] } 14. Nxb6 { [%eval -3.89] [%clk 1:21:33] } 14... Rb8 { [%eval -3.65] [%clk 1:08:30] } 15. Bxb4 { [%eval -3.97] [%clk 1:19:00] } 15... axb4 { [%eval -4.03] [%clk 1:08:13] } 16. Na4 { [%eval -3.96] [%clk 1:17:54] } 16... Bxf1 { [%eval -3.95] [%clk 1:08:15] } 17. Rxf1 { [%eval -4.07] [%clk 1:17:55] } 17... d5 { [%eval -4.16] [%clk 1:06:51] } 18. e5 { [%eval -4.5] [%clk 1:17:20] } 18... Nd7 { [%eval -4.41] [%clk 1:07:15] } 19. f4 { [%eval -4.43] [%clk 1:17:17] } 19... Ke7 { [%eval -4.31] [%clk 1:05:06] } 20. Re1 { [%eval -4.79] [%clk 1:16:48] } 20... Ra8 { [%eval -4.66] [%clk 1:04:50] } 21. b3 { [%eval -4.68] [%clk 1:17:12] } 21... Ra5 { [%eval -4.21] [%clk 1:04:49] } 22. Kf2 { [%eval -5.08] [%clk 1:16:11] } 22... Nc5 { [%eval -5.24] [%clk 1:04:44] } 23. Nxc5 { [%eval -5.24] [%clk 1:15:16] } 23... Rxc5 { [%eval -5.35] [%clk 1:05:09] } 24. Re2 { [%eval -5.73] [%clk 1:15:20] } 24... Ra8 { [%eval -5.68] [%clk 1:05:34] } 25. Ke3 { [%eval -6.57] [%clk 1:14:59] } 25... Rxa2 { [%eval -6.38] [%clk 1:05:50] } 26. Kd3?? { [%eval #-12] } { Checkmate is now unavoidable. c4 was best. } { [%clk 1:15:19] } 26... Rc3+ { [%eval #-11] [%clk 1:06:12] } 27. Kd4 { [%eval #-1] [%clk 1:15:00] } 27... c5# { [%clk 1:06:37] } 0-1