Event: Round 4: Chua, Ethan - Heider, Niklas
Date: 2025-04-19
White: Chua, Ethan
WhiteElo: 2121
Black: Heider, Niklas
BlackElo: 1869
Result: 1-0
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:06] } 1... c5 { [%eval 0.25] [%clk 1:30:51] } 2. Nc3 { [%eval 0.26] [%clk 1:29:41] } 2... Nc6 { [%eval 0.16] [%clk 1:31:14] } 3. Nge2 { [%eval 0.25] [%clk 1:30:05] } 3... Nf6 { [%eval 0.28] [%clk 1:31:12] } 4. d4 { [%eval 0.4] [%clk 1:30:27] } 4... cxd4 { [%eval 0.35] [%clk 1:31:37] } 5. Nxd4 { [%eval 0.26] [%clk 1:30:52] } 5... e5 { [%eval 0.34] [%clk 1:32:03] } 6. Ndb5 { [%eval 0.31] [%clk 1:31:14] } 6... d6 { [%eval 0.34] [%clk 1:32:27] } 7. Bg5 { [%eval 0.22] [%clk 1:31:37] } 7... a6 { [%eval 0.3] [%clk 1:32:53] } 8. Na3 { [%eval 0.25] [%clk 1:32:00] } 8... b5 { [%eval 0.24] [%clk 1:33:20] } 9. Bxf6 { [%eval 0.08] [%clk 1:32:23] } 9... gxf6 { [%eval 0.15] [%clk 1:33:45] } 10. Nd5 { [%eval 0.13] [%clk 1:32:46] } 10... f5 { [%eval 0.12] [%clk 1:34:10] } 11. Bd3 { [%eval 0.08] [%clk 1:29:35] } 11... Be6 { [%eval 0.04] [%clk 1:34:32] } 12. Qh5 { [%eval -0.37] [%clk 1:29:00] } 12... Bg7?! { [%eval 0.42] } { Inaccuracy. Rg8 was best. } { [%clk 1:34:30] } 13. O-O { [%eval 0.44] [%clk 1:28:44] } 13... f4 { [%eval 0.57] [%clk 1:28:56] } 14. c4 { [%eval 0.65] [%clk 1:28:47] } 14... b4 { [%eval 0.8] [%clk 1:28:48] } 15. Nc2 { [%eval 0.73] [%clk 1:29:12] } 15... a5 { [%eval 0.69] [%clk 1:29:10] } 16. b3 { [%eval 0.44] [%clk 1:26:44] } 16... Rb8 { [%eval 0.7] [%clk 1:21:56] } 17. a3?! { [%eval -0.1] } { Inaccuracy. Kh1 was best. } { [%clk 1:21:43] } 17... bxa3 { [%eval -0.04] [%clk 1:13:31] } 18. Rxa3 { [%eval -0.01] [%clk 1:20:52] } 18... O-O { [%eval -0.07] [%clk 0:58:26] } 19. g3 { [%eval -0.13] [%clk 1:15:59] } 19... fxg3? { [%eval 1.24] } { Mistake. Kh8 was best. } { [%clk 0:52:13] } 20. fxg3?! { [%eval 0.36] } { Inaccuracy. hxg3 was best. } { [%clk 1:16:07] } 20... h6 { [%eval 0.5] [%clk 0:51:07] } 21. h4 { [%eval 0.25] [%clk 1:10:29] } 21... Ne7 { [%eval 0.53] [%clk 0:36:55] } 22. Nde3 { [%eval 0.52] [%clk 0:52:03] } 22... f6 { [%eval 0.67] [%clk 0:24:18] } 23. Kh2 { [%eval 0.66] [%clk 0:50:48] } 23... Bf7 { [%eval 0.94] [%clk 0:22:32] } 24. Qf3 { [%eval 0.91] [%clk 0:49:40] } 24... Kh8 { [%eval 0.82] [%clk 0:20:56] } 25. Rb1 { [%eval 0.48] [%clk 0:45:27] } 25... Qc7 { [%eval 0.79] [%clk 0:18:30] } 26. Qe2 { [%eval 0.45] [%clk 0:44:49] } 26... Be6 { [%eval 0.63] [%clk 0:18:35] } 27. Nf5 { [%eval 0.27] [%clk 0:37:35] } 27... Bxf5 { [%eval 0.3] [%clk 0:16:54] } 28. exf5 { [%eval 0.29] [%clk 0:38:00] } 28... d5 { [%eval 0.35] [%clk 0:17:10] } 29. cxd5 { [%eval 0.41] [%clk 0:27:10] } 29... Nxd5 { [%eval 0.36] [%clk 0:17:38] } 30. Rf1 { [%eval -0.15] [%clk 0:22:15] } 30... Rfe8?! { [%eval 0.56] } { Inaccuracy. Rfd8 was best. } { [%clk 0:13:46] } 31. Bc4 { [%eval 0.52] [%clk 0:21:07] } 31... Red8 { [%eval 0.55] [%clk 0:11:27] } 32. Rf3 { [%eval 0.24] [%clk 0:16:39] } 32... Bf8 { [%eval 0.28] [%clk 0:10:56] } 33. Ra1 { [%eval 0.33] [%clk 0:16:47] } 33... Nb4 { [%eval 0.6] [%clk 0:11:09] } 34. Nxb4 { [%eval 0.38] [%clk 0:14:32] } 34... Bxb4 { [%eval 0.5] [%clk 0:11:37] } 35. Rd1 { [%eval 0.0] [%clk 0:13:59] } 35... Rxd1 { [%eval 0.0] [%clk 0:12:02] } 36. Qxd1 { [%eval 0.0] [%clk 0:14:24] } 36... Rd8 { [%eval 0.03] [%clk 0:12:26] } 37. Rd3 { [%eval 0.0] [%clk 0:14:42] } 37... Rxd3 { [%eval 0.0] [%clk 0:12:51] } 38. Qxd3 { [%eval 0.0] [%clk 0:15:02] } 38... Qd6 { [%eval 0.0] [%clk 0:13:13] } 39. Qf3 { [%eval 0.23] [%clk 0:14:50] } 39... Qf8 { [%eval 0.02] [%clk 0:09:28] } 40. g4 { [%eval 0.0] [%clk 0:13:28] } 40... Qg7 { [%eval 0.0] [%clk 0:02:21] } 41. Kh3 { [%eval 0.0] [%clk 0:12:58] } 41... Bd2 { [%eval 0.31] [%clk 0:14:48] } 42. Qd5 { [%eval 0.0] [%clk 0:26:25] } 42... Bb4 { [%eval 0.0] [%clk 0:14:44] } 43. Qf3 { [%eval 0.0] [%clk 0:24:35] } 43... Kh7 { [%eval 0.0] [%clk 0:10:44] } 44. Be6 { [%eval 0.0] [%clk 0:22:13] } 44... Qc7 { [%eval 0.0] [%clk 0:09:54] } 45. Bc4 { [%eval 0.0] [%clk 0:21:07] } 45... Qg7 { [%eval 0.0] [%clk 0:10:11] } 46. Qe4 { [%eval 0.0] [%clk 0:20:33] } 46... Kh8 { [%eval 0.0] [%clk 0:09:23] } 47. Qc6 { [%eval 0.01] [%clk 0:20:19] } 47... Kh7 { [%eval 0.0] [%clk 0:08:03] } 48. Qe8 { [%eval 0.01] [%clk 0:19:59] } 48... Qf8 { [%eval 0.0] [%clk 0:05:10] } 49. Qg6+ { [%eval 0.0] [%clk 0:19:54] } 49... Kh8 { [%eval 0.0] [%clk 0:05:39] } 50. g5 { [%eval 0.0] [%clk 0:17:13] } 50... hxg5?? { [%eval 32.39] } { Blunder. fxg5 was best. } { [%clk 0:04:53] } 51. hxg5 { [%eval 9.29] [%clk 0:16:55] } 51... fxg5? { [%eval #7] } { Checkmate is now unavoidable. Qg7 was best. } { [%clk 0:04:51] } 52. Qh5+ { [%eval #8] [%clk 0:17:16] } 52... Kg7 { [%eval 69.94] [%clk 0:05:02] } 53. Qxg5+ { [%eval 73.45] [%clk 0:17:42] } 53... Kh7 { [%eval 12.15] [%clk 0:04:49] } 54. Qg6+ { [%eval 11.92] [%clk 0:18:06] } 54... Kh8 { [%eval 7.9] [%clk 0:05:17] } 55. f6 { [%eval 7.77] [%clk 0:18:26] } 55... Bd2 { [%eval 7.3] [%clk 0:05:07] } 56. Kg4 { [%eval 7.61] [%clk 0:14:59] } 56... Qc8+ { [%eval 7.96] [%clk 0:04:25] } 57. Kg3 { [%eval 7.3] [%clk 0:14:07] } 57... Bf4+ { [%eval 5.92] [%clk 0:02:47] } 58. Kh4 { [%eval 8.27] [%clk 0:14:21] } 58... Qf8 { [%eval 7.6] [%clk 0:02:57] } 59. Qf5 { [%eval 6.61] [%clk 0:07:32] } 59... Qh6+ { [%eval 7.87] [%clk 0:02:14] } 60. Kg4 { [%eval 40.38] [%clk 0:07:56] } 60... Qf8 { [%eval 7.33] [%clk 0:02:30] } 61. Qh5+ { [%eval 11.6] [%clk 0:06:58] } 61... Bh6 { [%eval 8.84] [%clk 0:02:59] } 62. Qxe5 { [%eval 7.69] [%clk 0:07:12] } 62... Qc8+? { [%eval #10] } { Checkmate is now unavoidable. Be3 was best. } { [%clk 0:02:09] } 63. Kh4 { [%eval #12] [%clk 0:06:33] } 63... Qd8 { [%eval 75.73] [%clk 0:01:56] } 64. Kh5 { [%eval 13.22] [%clk 0:05:43] } 64... Qf8 { [%eval 11.42] [%clk 0:02:23] } 65. Qe7 { [%eval #15] [%clk 0:05:40] } 65... a4 { [%eval #4] [%clk 0:01:07] } 66. Kg6 { [%eval #3] [%clk 0:05:54] } 66... Bg7 { [%eval #2] [%clk 0:00:53] } 67. Qxg7+ { [%eval #1] [%clk 0:06:10] } 67... Qxg7+ { [%clk 0:01:15] } 68. fxg7# { [%clk 0:06:33] } 1-0