Event: Round 5: Elgersma, Onno - Grooten, Herman
Date: 2025-06-01
White: Elgersma, Onno
WhiteTitle: FM
WhiteElo: 2393
Black: Grooten, Herman
BlackTitle: IM
BlackElo: 2189
Result: 1-0
ECO: B41
Opening: Sicilian Defense: Kan Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:49:53] } 1... c5 { [%eval 0.25] [%clk 1:50:10] } 2. Nf3 { [%eval 0.2] [%clk 1:49:33] } 2... e6 { [%eval 0.28] [%clk 1:50:12] } 3. d4 { [%eval 0.4] [%clk 1:48:55] } 3... cxd4 { [%eval 0.29] [%clk 1:50:15] } 4. Nxd4 { [%eval 0.23] [%clk 1:49:01] } 4... a6 { [%eval 0.42] [%clk 1:50:08] } 5. Be2 { [%eval 0.23] [%clk 1:48:24] } 5... Nf6 { [%eval 0.28] [%clk 1:49:50] } 6. Qd3 { [%eval 0.21] [%clk 1:47:45] } 6... Qc7 { [%eval 0.29] [%clk 1:46:52] } 7. c4 { [%eval 0.16] [%clk 1:41:07] } 7... b5 { [%eval 0.14] [%clk 1:36:06] } 8. Nd2 { [%eval 0.43] [%clk 1:27:04] } 8... Bb7 { [%eval 0.89] [%clk 1:26:42] } 9. cxb5 { [%eval 1.04] [%clk 1:23:47] } 9... e5 { [%eval 1.49] [%clk 1:22:56] } 10. Qg3 { [%eval 1.51] [%clk 1:11:55] } 10... Nxe4? { [%eval 3.13] } { Mistake. d6 was best. } { [%clk 1:10:55] } 11. Nxe4 { [%eval 2.95] [%clk 1:11:45] } 11... Bxe4 { [%eval 2.99] [%clk 1:10:53] } 12. O-O { [%eval 2.8] [%clk 1:10:31] } 12... Qd6? { [%eval 4.8] } { Mistake. f6 was best. } { [%clk 1:04:16] } 13. Rd1? { [%eval 2.79] } { Mistake. Bf3 was best. } { [%clk 0:59:06] } 13... Qe7? { [%eval 4.89] } { Mistake. exd4 was best. } { [%clk 0:48:48] } 14. Bf3 { [%eval 4.88] [%clk 0:49:48] } 14... d5 { [%eval 5.16] [%clk 0:37:11] } 15. Bxe4 { [%eval 5.13] [%clk 0:49:18] } 15... dxe4 { [%eval 5.04] [%clk 0:37:12] } 16. Nf5 { [%eval 5.31] [%clk 0:46:48] } 16... Qe6 { [%eval 5.2] [%clk 0:28:34] } 17. Nxg7+ { [%eval 5.24] [%clk 0:46:26] } 17... Bxg7 { [%eval 5.15] [%clk 0:28:38] } 18. Qxg7 { [%eval 5.1] [%clk 0:46:30] } 18... Rf8 { [%eval 5.52] [%clk 0:28:37] } 19. Rd8+ { [%eval 5.61] [%clk 0:39:39] } 19... Kxd8 { [%eval 5.58] [%clk 0:28:39] } 20. Qxf8+ { [%eval 5.57] [%clk 0:39:45] } 20... Kc7 { [%eval 5.45] [%clk 0:27:54] } 21. Be3 { [%eval 5.7] [%clk 0:36:49] } 21... axb5 { [%eval 5.75] [%clk 0:20:13] } 22. Qc5+ { [%eval 5.57] [%clk 0:34:18] } 22... Nc6 { [%eval 5.89] [%clk 0:19:58] } 23. Qb6+ { [%eval 5.78] [%clk 0:34:12] } 1-0