Event: Round 5: Chua, Ethan - Den Heijer, Rolinde
Date: 2024-06-15
White: Chua, Ethan
Black: Den Heijer, Rolinde
BlackElo: 1909
Result: 1/2-1/2
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:15:08] } 1... c5 { [%eval 0.25] [%clk 0:15:09] } 2. Nf3 { [%eval 0.24] [%clk 0:15:11] } 2... d6 { [%eval 0.27] [%clk 0:15:13] } 3. d4 { [%eval 0.26] [%clk 0:15:15] } 3... cxd4 { [%eval 0.28] [%clk 0:15:17] } 4. Nxd4 { [%eval 0.26] [%clk 0:15:19] } 4... Nf6 { [%eval 0.24] [%clk 0:15:20] } 5. Nc3 { [%eval 0.28] [%clk 0:15:23] } 5... a6 { [%eval 0.22] [%clk 0:15:24] } 6. f3 { [%eval 0.13] [%clk 0:15:26] } 6... e5 { [%eval 0.17] [%clk 0:15:26] } 7. Nb3 { [%eval 0.21] [%clk 0:15:30] } 7... Be6 { [%eval 0.25] [%clk 0:15:28] } 8. Be3 { [%eval 0.31] [%clk 0:15:34] } 8... h5 { [%eval 0.39] [%clk 0:15:30] } 9. Qd2 { [%eval 0.42] [%clk 0:15:36] } 9... Be7 { [%eval 0.33] [%clk 0:15:24] } 10. Be2 { [%eval 0.29] [%clk 0:15:40] } 10... Nbd7 { [%eval 0.24] [%clk 0:15:27] } 11. Nd5 { [%eval 0.26] [%clk 0:15:43] } 11... Bxd5 { [%eval 0.28] [%clk 0:14:49] } 12. exd5 { [%eval 0.39] [%clk 0:15:46] } 12... b6?! { [%eval 1.16] } { Inaccuracy. Qc7 was best. } { [%clk 0:14:33] } 13. O-O?! { [%eval 0.44] } { Inaccuracy. O-O-O was best. } { [%clk 0:15:33] } 13... e4? { [%eval 1.85] } { Mistake. O-O was best. } { [%clk 0:13:50] } 14. Nd4 { [%eval 1.71] [%clk 0:14:35] } 14... Ne5 { [%eval 1.66] [%clk 0:12:57] } 15. f4 { [%eval 1.19] [%clk 0:13:49] } 15... Neg4 { [%eval 1.15] [%clk 0:12:45] } 16. Nc6 { [%eval 1.22] [%clk 0:13:28] } 16... Qc7 { [%eval 1.16] [%clk 0:12:32] } 17. Bxg4 { [%eval 1.06] [%clk 0:12:01] } 17... hxg4?! { [%eval 1.68] } { Inaccuracy. Nxg4 was best. } { [%clk 0:12:10] } 18. c4 { [%eval 1.71] [%clk 0:10:42] } 18... a5 { [%eval 2.32] [%clk 0:10:57] } 19. Rac1 { [%eval 2.19] [%clk 0:10:24] } 19... Nd7 { [%eval 2.36] [%clk 0:09:45] } 20. Qd4 { [%eval 2.35] [%clk 0:08:39] } 20... Bf6 { [%eval 2.37] [%clk 0:09:18] } 21. Qxe4+ { [%eval 2.34] [%clk 0:08:42] } 21... Kf8 { [%eval 2.39] [%clk 0:09:21] } 22. Bd4?! { [%eval 1.25] } { Inaccuracy. Rce1 was best. } { [%clk 0:07:53] } 22... g3?! { [%eval 2.39] } { Inaccuracy. Bxd4+ was best. } { [%clk 0:08:48] } 23. h3 { [%eval 2.33] [%clk 0:07:16] } 23... Re8 { [%eval 2.28] [%clk 0:08:09] } 24. Qf3? { [%eval 0.79] } { Mistake. Qd3 was best. } { [%clk 0:06:07] } 24... Bxd4+ { [%eval 0.88] [%clk 0:07:36] } 25. Nxd4 { [%eval 0.77] [%clk 0:06:10] } 25... Qc5 { [%eval 0.67] [%clk 0:07:32] } 26. Rfd1 { [%eval 0.84] [%clk 0:06:14] } 26... Nf6?! { [%eval 1.75] } { Inaccuracy. g5 was best. } { [%clk 0:07:01] } 27. Qxg3 { [%eval 1.89] [%clk 0:06:09] } 27... Re2 { [%eval 1.63] [%clk 0:05:58] } 28. Qb3?? { [%eval -0.47] } { Blunder. Qa3 was best. } { [%clk 0:05:07] } 28... Re4 { [%eval -0.1] [%clk 0:05:29] } 29. Qc3 { [%eval -0.58] [%clk 0:04:39] } 29... Rxf4?! { [%eval 0.12] } { Inaccuracy. Rh4 was best. } { [%clk 0:05:22] } 30. Kh2?? { [%eval -3.46] } { Blunder. Qe3 was best. } { [%clk 0:04:07] } 30... Rhh4 { [%eval -3.45] [%clk 0:03:35] } 31. Nf3?! { [%eval -4.99] } { Inaccuracy. Ne2 was best. } { [%clk 0:03:20] } 31... Ng4+ { [%eval -4.85] [%clk 0:03:18] } 32. Kg3?? { [%eval #-20] } { Checkmate is now unavoidable. Kh1 was best. } { [%clk 0:03:24] } 32... Qf2+ { [%eval #-21] } 33. Kxf4 { [%eval -6.89] } 33... Nf6+ { [%eval -6.76] [%clk 0:01:48] } 34. Kf5?? { [%eval #-4] } { Checkmate is now unavoidable. g4 was best. } { [%clk 0:03:11] } 34... Rh5+?? { [%eval -6.69] } { Lost forced checkmate sequence. g6+ was best. } { [%clk 0:01:42] } 35. Kf4 { [%eval -6.37] [%clk 0:03:14] } 35... Rh4+ { [%eval -5.79] [%clk 0:00:56] } 36. Kf5?? { [%eval #-4] } { Checkmate is now unavoidable. g4 was best. } { [%clk 0:03:18] } 36... Rh5+ { [%eval #-9] [%clk 0:00:15] } 37. Kf4 { [%eval #-9] [%clk 0:03:22] } 37... Rh4+?? { [%eval 0.0] } { Lost forced checkmate sequence. Re5 was best. } { [%clk 0:00:10] } 1/2-1/2