Event: Round 4: Chaudron, Frederik Theodoor - de Roo, Patrick J.
Site: https://lichess.org/broadcast/national-championship-aruba-2025--open/round-4/A2EnsBmh/7QqfSorK
Date: 2025-11-09
White: Chaudron, Frederik Theodoor
WhiteElo: 1775
Black: de Roo, Patrick J.
BlackElo: 1507
Result: 1/2-1/2
ECO: A15
Opening: English Opening: Anglo-Indian Defense, King's Indian Formation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.1] [%clk 1:29:14] } 1... Nf6 { [%eval 0.18] [%clk 1:30:43] } 2. c4 { [%eval 0.12] [%clk 1:29:13] } 2... g6 { [%eval 0.29] [%clk 1:30:58] } 3. b3 { [%eval 0.0] [%clk 1:29:07] } 3... Bg7 { [%eval 0.07] [%clk 1:31:15] } 4. Bb2 { [%eval 0.0] [%clk 1:29:24] } 4... O-O { [%eval 0.0] [%clk 1:31:36] } 5. g3 { [%eval 0.11] [%clk 1:29:24] } 5... d6 { [%eval 0.12] [%clk 1:31:27] } 6. Bg2 { [%eval 0.12] [%clk 1:27:54] } 6... Nc6 { [%eval 0.21] [%clk 1:29:50] } 7. O-O { [%eval 0.23] [%clk 1:26:55] } 7... e5 { [%eval 0.21] [%clk 1:24:49] } 8. d3 { [%eval 0.2] [%clk 1:26:51] } 8... Nd7 { [%eval 0.28] [%clk 1:23:42] } 9. e4?! { [%eval -0.4] } { Inaccuracy. e3 was best. } { [%clk 1:23:25] } 9... Nc5 { [%eval -0.32] [%clk 1:18:52] } 10. a3 { [%eval -0.69] [%clk 1:20:19] } 10... a5 { [%eval -0.88] [%clk 1:19:15] } 11. Qc2 { [%eval -1.28] [%clk 1:18:16] } 11... f5 { [%eval -1.24] [%clk 1:17:15] } 12. Nbd2 { [%eval -1.35] [%clk 1:12:41] } 12... f4 { [%eval -1.31] [%clk 1:08:43] } 13. Bc3 { [%eval -1.23] [%clk 1:06:43] } 13... g5 { [%eval -1.32] [%clk 1:04:41] } 14. b4 { [%eval -1.31] [%clk 1:00:50] } 14... Ne6 { [%eval -1.24] [%clk 1:05:02] } 15. b5 { [%eval -1.42] [%clk 0:59:19] } 15... Ncd4?! { [%eval -0.4] } { Inaccuracy. Ne7 was best. } { [%clk 0:53:40] } 16. Bxd4 { [%eval -0.44] [%clk 0:56:14] } 16... exd4 { [%eval -0.47] [%clk 0:52:01] } 17. g4? { [%eval -1.79] } { Mistake. Bh3 was best. } { [%clk 0:53:54] } 17... Nc5 { [%eval -1.53] [%clk 0:51:12] } 18. h3 { [%eval -1.67] [%clk 0:53:13] } 18... h5 { [%eval -1.84] [%clk 0:49:38] } 19. Nh2 { [%eval -1.81] [%clk 0:53:02] } 19... hxg4 { [%eval -1.87] [%clk 0:40:04] } 20. Nxg4?! { [%eval -2.68] } { Inaccuracy. hxg4 was best. } { [%clk 0:49:44] } 20... Bxg4 { [%eval -2.59] [%clk 0:40:24] } 21. hxg4 { [%eval -2.47] [%clk 0:50:02] } 21... Kf7?? { [%eval -0.2] } { Blunder. f3 was best. } { [%clk 0:38:13] } 22. f3? { [%eval -1.47] } { Mistake. Bf3 was best. } { [%clk 0:44:39] } 22... b6?! { [%eval -0.58] } { Inaccuracy. a4 was best. } { [%clk 0:37:36] } 1/2-1/2