Event: Round 3: Cornelisse, John - Lenz, Joshua
Date: 2025-06-20
White: Cornelisse, John
WhiteElo: 2136
Black: Lenz, Joshua
BlackElo: 1938
Result: 1-0
ECO: A07
Opening: King's Indian Attack
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... d5 { [%eval 0.18] [%clk 1:30:56] } 2. g3 { [%eval 0.15] [%clk 1:31:21] } 2... Nd7 { [%eval 0.25] [%clk 1:31:17] } 3. d4 { [%eval 0.22] [%clk 1:31:37] } 3... Nb6 { [%eval 0.23] [%clk 1:31:42] } 4. Nc3 { [%eval 0.19] [%clk 1:31:03] } 4... Bf5 { [%eval 0.22] [%clk 1:32:00] } 5. Bg2 { [%eval 0.14] [%clk 1:30:49] } 5... e6 { [%eval 0.24] [%clk 1:30:16] } 6. O-O { [%eval 0.15] [%clk 1:28:56] } 6... h6 { [%eval 0.28] [%clk 1:30:33] } 7. Ne5 { [%eval -0.08] [%clk 1:21:30] } 7... Nf6 { [%eval -0.03] [%clk 1:30:35] } 8. f3 { [%eval -0.03] [%clk 1:14:26] } 8... Bh7 { [%eval 0.0] [%clk 1:28:38] } 9. e4 { [%eval 0.01] [%clk 1:14:05] } 9... c6 { [%eval -0.03] [%clk 1:28:32] } 10. Kh1 { [%eval -0.04] [%clk 1:11:33] } 10... Be7 { [%eval 0.0] [%clk 1:28:35] } 11. a4 { [%eval 0.0] [%clk 1:07:12] } 11... a5 { [%eval 0.07] [%clk 1:25:59] } 12. exd5 { [%eval -0.22] [%clk 1:07:02] } 12... Nbxd5 { [%eval -0.17] [%clk 1:18:33] } 13. Ne4 { [%eval -0.22] [%clk 1:04:29] } 13... O-O { [%eval -0.13] [%clk 1:17:35] } 14. Qe2 { [%eval -0.09] [%clk 0:55:38] } 14... Qb6 { [%eval -0.11] [%clk 1:09:22] } 15. c3 { [%eval -0.29] [%clk 0:48:33] } 15... Rfd8?! { [%eval 0.34] } { Inaccuracy. Rad8 was best. } { [%clk 1:06:48] } 16. g4 { [%eval 0.43] [%clk 0:44:56] } 16... Nd7 { [%eval 0.41] [%clk 1:04:22] } 17. f4 { [%eval 0.41] [%clk 0:40:50] } 17... Qc7 { [%eval 0.37] [%clk 1:03:33] } 18. g5 { [%eval 0.05] [%clk 0:38:46] } 18... hxg5 { [%eval 0.04] [%clk 1:03:33] } 19. Nxd7 { [%eval 0.06] [%clk 0:32:57] } 19... Qxd7 { [%eval 0.45] [%clk 1:02:15] } 20. fxg5 { [%eval 0.65] [%clk 0:32:17] } 20... Rf8?! { [%eval 1.79] } { Inaccuracy. Bd6 was best. } { [%clk 1:00:52] } 21. Bd2?! { [%eval 1.13] } { Inaccuracy. c4 was best. } { [%clk 0:29:53] } 21... Bd6? { [%eval 2.82] } { Mistake. b5 was best. } { [%clk 0:58:35] } 22. Qh5? { [%eval 1.35] } { Mistake. Nf6+ was best. } { [%clk 0:28:08] } 22... Bg6 { [%eval 1.29] [%clk 0:56:41] } 23. Qh4 { [%eval 1.18] [%clk 0:28:06] } 23... Rfd8?? { [%eval 3.54] } { Blunder. Be7 was best. } { [%clk 0:55:05] } 24. Rae1 { [%eval 3.42] [%clk 0:25:58] } 24... Kf8 { [%eval 4.04] [%clk 0:54:53] } 25. c4 { [%eval 4.19] [%clk 0:24:31] } 25... Bxe4?! { [%eval 5.83] } { Inaccuracy. Ke7 was best. } { [%clk 0:54:35] } 26. Bxe4 { [%eval 5.84] [%clk 0:24:21] } 26... Nc7?? { [%eval #4] } { Checkmate is now unavoidable. Ke7 was best. } { [%clk 0:54:40] } 27. Bg6? { [%eval 7.59] } { Lost forced checkmate sequence. Qh8+ was best. } { [%clk 0:23:53] } 1-0