Event: Round 5: Arjan Van Der Leij - Mees van Osch
Date: 2023-07-16
White: Arjan Van Der Leij
Black: Mees van Osch
BlackTitle: FM
Result: 0-1
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Smith-Morra Declined
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:57] } 1... c5 { [%eval 0.32] [%clk 1:30:58] } 2. c3 { [%eval 0.0] [%clk 1:31:07] } 2... Nf6 { [%eval 0.15] [%clk 1:31:24] } 3. e5 { [%eval 0.0] [%clk 1:31:30] } 3... Nd5 { [%eval 0.11] [%clk 1:31:51] } 4. d4 { [%eval 0.0] [%clk 1:31:51] } 4... cxd4 { [%eval 0.0] [%clk 1:32:17] } 5. cxd4 { [%eval 0.0] [%clk 1:32:12] } 5... d6 { [%eval 0.22] [%clk 1:32:34] } 6. Nf3 { [%eval 0.08] [%clk 1:32:16] } 6... Nc6 { [%eval 0.18] [%clk 1:33:00] } 7. Bc4 { [%eval 0.0] [%clk 1:32:35] } 7... Nb6 { [%eval 0.0] [%clk 1:33:25] } 8. Bb5 { [%eval 0.18] [%clk 1:32:14] } 8... dxe5 { [%eval 0.13] [%clk 1:33:50] } 9. Nxe5 { [%eval 0.15] [%clk 1:32:27] } 9... Bd7 { [%eval 0.14] [%clk 1:34:17] } 10. Bxc6 { [%eval 0.0] [%clk 1:32:07] } 10... Bxc6 { [%eval -0.03] [%clk 1:34:07] } 11. Nxc6 { [%eval 0.0] [%clk 1:32:21] } 11... bxc6 { [%eval -0.02] [%clk 1:34:36] } 12. O-O { [%eval 0.0] [%clk 1:29:17] } 12... g6 { [%eval 0.01] [%clk 1:35:02] } 13. Nc3 { [%eval 0.0] [%clk 1:29:12] } 13... Bg7 { [%eval 0.0] [%clk 1:35:27] } 14. Be3 { [%eval -0.03] [%clk 1:29:19] } 14... O-O { [%eval -0.01] [%clk 1:35:52] } 15. b3 { [%eval 0.04] [%clk 1:25:01] } 15... Nd5 { [%eval 0.03] [%clk 1:35:35] } 16. Nxd5 { [%eval 0.02] [%clk 1:22:17] } 16... cxd5 { [%eval 0.08] [%clk 1:35:46] } 17. Qd2 { [%eval 0.01] [%clk 1:22:24] } 17... Qb6 { [%eval 0.04] [%clk 1:34:58] } 18. Rac1 { [%eval 0.03] [%clk 1:21:59] } 18... Rfc8 { [%eval 0.18] [%clk 1:34:13] } 19. Rc5 { [%eval 0.09] [%clk 1:20:08] } 19... Rxc5 { [%eval 0.07] [%clk 1:33:16] } 20. dxc5 { [%eval 0.2] [%clk 1:20:27] } 20... Qc6 { [%eval 0.07] [%clk 1:33:34] } 21. Rc1 { [%eval -0.34] [%clk 1:16:10] } 21... e5 { [%eval 0.0] [%clk 1:28:27] } 22. Qa5 { [%eval -0.15] [%clk 1:11:22] } 22... d4 { [%eval -0.13] [%clk 1:24:52] } 23. Bd2 { [%eval -0.32] [%clk 1:08:29] } 23... e4 { [%eval -0.43] [%clk 1:23:41] } 24. b4?! { [%eval -1.02] } { Inaccuracy. Rc4 was best. } { [%clk 1:07:59] } 24... Qe6?! { [%eval -0.44] } { Inaccuracy. e3 was best. } { [%clk 1:23:51] } 25. b5?? { [%eval -2.18] } { Blunder. Qa3 was best. } { [%clk 1:01:40] } 25... e3 { [%eval -2.03] [%clk 1:18:34] } 26. fxe3 { [%eval -2.11] [%clk 1:01:35] } 26... dxe3 { [%eval -2.16] [%clk 1:18:58] } 27. Be1 { [%eval -2.22] [%clk 1:01:40] } 27... Bd4 { [%eval -2.07] [%clk 1:16:32] } 28. Bg3?? { [%eval -4.68] } { Blunder. Rd1 was best. } { [%clk 0:22:37] } 28... e2+ { [%eval -4.53] [%clk 0:49:19] } 29. Bf2 { [%eval -4.68] [%clk 0:21:41] } 29... Qf6 { [%eval -5.63] [%clk 0:47:58] } 30. Qe1 { [%eval -5.8] [%clk 0:17:38] } 30... Re8 { [%eval -5.66] [%clk 0:48:23] } 31. c6? { [%eval -17.64] } { Mistake. Bxd4 was best. } { [%clk 0:15:08] } 31... Qxf2+ { [%eval -9.33] [%clk 0:48:33] } 0-1