Event: Round 4: Constantijn Dekker - Kevin Tan
Date: 2022-07-21
White: Constantijn Dekker
Black: Kevin Tan
Result: 1/2-1/2
ECO: D20
Opening: Queen's Gambit Accepted: Old Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... d5 { [%eval 0.38] [%clk 1:30:51] } 2. c4 { [%eval 0.27] [%clk 1:31:08] } 2... dxc4 { [%eval 0.33] [%clk 1:30:53] } 3. e3 { [%eval 0.32] [%clk 1:31:13] } 3... b6?! { [%eval 0.9] } { Inaccuracy. Nf6 was best. } { [%clk 1:25:03] } 4. Bxc4 { [%eval 0.96] [%clk 1:22:59] } 4... Bb7 { [%eval 0.88] [%clk 1:20:53] } 5. Nf3 { [%eval 0.83] [%clk 1:22:46] } 5... e6 { [%eval 0.87] [%clk 1:19:11] } 6. Nc3 { [%eval 0.95] [%clk 1:19:01] } 6... a6 { [%eval 1.33] [%clk 1:11:46] } 7. O-O { [%eval 1.06] [%clk 1:13:42] } 7... Nf6 { [%eval 1.57] [%clk 1:07:05] } 8. a3?! { [%eval 0.5] } { Inaccuracy. e4 was best. } { [%clk 1:11:32] } 8... Nbd7?! { [%eval 1.18] } { Inaccuracy. c5 was best. } { [%clk 1:05:14] } 9. b4?! { [%eval 0.3] } { Inaccuracy. e4 was best. } { [%clk 1:08:22] } 9... Ra7? { [%eval 1.46] } { Mistake. Be7 was best. } { [%clk 0:45:25] } 10. d5 { [%eval 1.04] [%clk 0:55:30] } 10... exd5 { [%eval 0.87] [%clk 0:41:23] } 11. Nxd5 { [%eval 0.73] [%clk 0:55:38] } 11... Nxd5?! { [%eval 1.56] } { Inaccuracy. Bd6 was best. } { [%clk 0:39:14] } 12. Bxd5 { [%eval 1.63] [%clk 0:55:55] } 12... Qf6?! { [%eval 2.57] } { Inaccuracy. Bxd5 was best. } { [%clk 0:39:18] } 13. Rb1? { [%eval 1.25] } { Mistake. e4 was best. } { [%clk 0:51:27] } 13... Bd6? { [%eval 3.01] } { Mistake. Bxd5 was best. } { [%clk 0:34:41] } 14. Bb2 { [%eval 3.16] [%clk 0:50:53] } 14... Qh6 { [%eval 3.12] [%clk 0:30:56] } 15. e4?! { [%eval 2.4] } { Inaccuracy. Bxb7 was best. } { [%clk 0:45:01] } 15... Bxd5 { [%eval 2.64] [%clk 0:18:56] } 16. Qxd5 { [%eval 2.62] [%clk 0:44:41] } 16... c6 { [%eval 2.99] [%clk 0:17:20] } 17. Qf5? { [%eval 1.5] } { Mistake. Bxg7 was best. } { [%clk 0:41:14] } 17... O-O { [%eval 1.71] [%clk 0:15:31] } 18. e5?! { [%eval 0.76] } { Inaccuracy. Rfd1 was best. } { [%clk 0:40:01] } 18... Be7 { [%eval 0.86] [%clk 0:14:35] } 19. Rbd1 { [%eval 0.96] [%clk 0:38:48] } 19... Rd8? { [%eval 2.36] } { Mistake. Nb8 was best. } { [%clk 0:13:45] } 20. Nd4 { [%eval 2.24] [%clk 0:32:40] } 20... c5?? { [%eval 6.55] } { Blunder. Re8 was best. } { [%clk 0:12:46] } 21. e6 { [%eval 5.98] [%clk 0:30:30] } 21... fxe6 { [%eval 6.39] [%clk 0:10:41] } 22. Nxe6 { [%eval 6.14] [%clk 0:30:06] } 22... g6?! { [%eval 9.52] } { Inaccuracy. Rda8 was best. } { [%clk 0:10:24] } 23. Qd5 { [%eval 9.58] [%clk 0:21:59] } 23... Nf6 { [%eval 9.95] [%clk 0:10:29] } 24. Qb3 { [%eval 9.61] [%clk 0:21:38] } 24... Rxd1 { [%eval 10.01] [%clk 0:09:57] } 25. Rxd1 { [%eval 9.5] [%clk 0:21:42] } 25... Qh4 { [%eval 10.34] [%clk 0:08:45] } 26. g3? { [%eval 4.38] } { Mistake. bxc5 was best. } { [%clk 0:13:57] } 26... c4 { [%eval 3.76] [%clk 0:06:52] } 27. Qf3?? { [%eval -0.47] } { Blunder. Qc3 was best. } { [%clk 0:12:53] } 27... Qe4 { [%eval -0.23] [%clk 0:05:49] } 28. Kg2?? { [%eval -6.64] } { Blunder. Qxe4 was best. } { [%clk 0:11:29] } 28... b5?? { [%eval 0.0] } { Blunder. Qxe6 was best. } { [%clk 0:04:36] } 1/2-1/2