Event: Round 4: Chen, Yuan - Kalogridis, Antonios
Date: 2025-07-30
White: Chen, Yuan
WhiteElo: 2286
Black: Kalogridis, Antonios
BlackTitle: FM
BlackElo: 2426
Result: 1/2-1/2
ECO: B67
Opening: Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:29:50] } 1... c5 { [%eval 0.25] [%clk 1:30:28] } 2. Nf3 { [%eval 0.2] [%clk 1:29:50] } 2... Nc6 { [%eval 0.3] [%clk 1:30:55] } 3. d4 { [%eval 0.27] [%clk 1:29:51] } 3... cxd4 { [%eval 0.27] [%clk 1:31:21] } 4. Nxd4 { [%eval 0.21] [%clk 1:30:16] } 4... Nf6 { [%eval 0.19] [%clk 1:31:47] } 5. Nc3 { [%eval 0.26] [%clk 1:30:41] } 5... d6 { [%eval 0.3] [%clk 1:32:15] } 6. Bg5 { [%eval 0.25] [%clk 1:30:49] } 6... e6 { [%eval 0.39] [%clk 1:32:40] } 7. Qd2 { [%eval 0.33] [%clk 1:30:44] } 7... a6 { [%eval 0.33] [%clk 1:33:06] } 8. O-O-O { [%eval 0.36] [%clk 1:31:08] } 8... Bd7 { [%eval 0.37] [%clk 1:33:34] } 9. f3 { [%eval 0.37] [%clk 1:31:25] } 9... Nxd4 { [%eval 0.43] [%clk 1:33:58] } 10. Qxd4 { [%eval 0.41] [%clk 1:31:52] } 10... Be7 { [%eval 0.46] [%clk 1:34:22] } 11. Kb1 { [%eval 0.45] [%clk 1:32:08] } 11... Qc7 { [%eval 0.48] [%clk 1:34:37] } 12. Qd2 { [%eval 0.4] [%clk 1:31:58] } 12... b5 { [%eval 0.48] [%clk 1:35:01] } 13. h4 { [%eval 0.53] [%clk 1:28:06] } 13... h6 { [%eval 0.41] [%clk 1:35:19] } 14. Be3 { [%eval 0.45] [%clk 1:25:59] } 14... h5 { [%eval 0.43] [%clk 1:35:44] } 15. Bg5 { [%eval 0.26] [%clk 1:21:14] } 15... Rc8 { [%eval 0.48] [%clk 1:32:58] } 16. Bd3 { [%eval 0.55] [%clk 1:20:53] } 16... b4 { [%eval 0.55] [%clk 1:33:22] } 17. Ne2 { [%eval 0.58] [%clk 1:21:19] } 17... a5 { [%eval 0.45] [%clk 1:33:47] } 18. Nd4?! { [%eval -0.15] } { Inaccuracy. Rc1 was best. } { [%clk 1:21:26] } 18... Rb8 { [%eval 0.34] [%clk 1:25:08] } 19. f4?! { [%eval -0.48] } { Inaccuracy. Rc1 was best. } { [%clk 1:08:45] } 19... Qc5 { [%eval -0.76] [%clk 1:22:44] } 20. Nb3 { [%eval -0.89] [%clk 1:05:18] } 20... Qb6?! { [%eval -0.09] } { Inaccuracy. Qa7 was best. } { [%clk 1:21:51] } 21. e5 { [%eval 0.06] [%clk 1:04:49] } 21... a4 { [%eval -0.01] [%clk 1:21:43] } 22. Nc1? { [%eval -1.33] } { Mistake. exf6 was best. } { [%clk 0:39:45] } 22... Nd5 { [%eval -1.23] [%clk 1:15:20] } 23. Bxe7 { [%eval -1.19] [%clk 0:39:58] } 23... Kxe7 { [%eval -1.28] [%clk 1:15:36] } 24. Ka1 { [%eval -1.58] [%clk 0:31:43] } 24... dxe5 { [%eval -1.41] [%clk 0:58:41] } 25. fxe5 { [%eval -1.31] [%clk 0:31:35] } 25... Qe3?! { [%eval -0.44] } { Inaccuracy. a3 was best. } { [%clk 0:57:24] } 26. Rhe1 { [%eval -0.46] [%clk 0:30:21] } 26... Qxd2 { [%eval -0.48] [%clk 0:57:48] } 27. Rxd2 { [%eval -0.53] [%clk 0:30:49] } 27... Bb5 { [%eval -0.51] [%clk 0:50:58] } 28. Rf2 { [%eval -0.91] [%clk 0:27:55] } 28... Bxd3 { [%eval -0.99] [%clk 0:49:50] } 29. Nxd3 { [%eval -0.9] [%clk 0:28:19] } 29... Rhc8 { [%eval -1.32] [%clk 0:49:18] } 30. Nf4? { [%eval -2.72] } { Mistake. g3 was best. } { [%clk 0:15:29] } 30... Nxf4 { [%eval -2.75] [%clk 0:46:24] } 31. Rxf4 { [%eval -2.7] [%clk 0:15:56] } 31... Rxc2 { [%eval -2.53] [%clk 0:38:56] } 32. Ref1 { [%eval -2.52] [%clk 0:16:17] } 32... f5?? { [%eval -0.5] } { Blunder. Kf8 was best. } { [%clk 0:38:55] } 33. exf6+ { [%eval -0.61] [%clk 0:16:42] } 33... gxf6 { [%eval -0.64] [%clk 0:39:22] } 34. Kb1?! { [%eval -1.21] } { Inaccuracy. Rxf6 was best. } { [%clk 0:16:44] } 34... Rxg2 { [%eval -1.37] [%clk 0:39:14] } 35. Rxf6 { [%eval -2.28] [%clk 0:17:09] } 35... Rg4?? { [%eval 0.0] } { Blunder. a3 was best. } { [%clk 0:35:38] } 36. Rf7+ { [%eval -0.12] [%clk 0:16:28] } 36... Kd6 { [%eval -0.06] [%clk 0:36:08] } 37. Ra7 { [%eval -0.06] [%clk 0:16:36] } 37... Rb5 { [%eval 0.0] [%clk 0:29:37] } 38. Ra6+ { [%eval -0.01] [%clk 0:15:55] } 38... Kd5 { [%eval -0.05] [%clk 0:28:23] } 39. Rd1+ { [%eval -0.12] [%clk 0:05:38] } 39... Rd4 { [%eval 0.0] [%clk 0:28:51] } 40. Rxd4+ { [%eval 0.0] [%clk 0:21:02] } 40... Kxd4 { [%eval 0.0] [%clk 0:44:18] } 41. Rxe6 { [%eval 0.0] [%clk 0:21:28] } 41... Re5 { [%eval 0.0] [%clk 0:44:33] } 42. Rb6 { [%eval 0.0] [%clk 0:21:40] } 42... Kd3 { [%eval 0.0] [%clk 0:44:46] } 43. Rd6+ { [%eval 0.0] [%clk 0:22:01] } 43... Ke3 { [%eval 0.0] [%clk 0:43:29] } 44. Ra6 { [%eval 0.0] [%clk 0:20:52] } 44... Re4 { [%eval 0.0] [%clk 0:43:56] } 45. Rxa4 { [%eval 0.0] [%clk 0:21:05] } 45... Rxh4 { [%eval 0.0] [%clk 0:44:22] } 46. a3 { [%eval 0.0] [%clk 0:20:06] } 46... Rd4 { [%eval 0.0] [%clk 0:44:30] } 47. axb4 { [%eval 0.0] [%clk 0:20:04] } 47... h4 { [%eval 0.0] [%clk 0:44:55] } 48. Ra8 { [%eval 0.0] [%clk 0:18:35] } 48... Kf3 { [%eval 0.0] [%clk 0:44:22] } 49. Rh8 { [%eval 0.0] [%clk 0:14:50] } 49... Rxb4 { [%eval 0.0] [%clk 0:43:50] } 50. Kc2 { [%eval 0.0] [%clk 0:11:10] } 50... Kg3 { [%eval 0.0] [%clk 0:43:35] } 51. Kc3 { [%eval 0.0] [%clk 0:11:23] } 51... Rf4 { [%eval 0.0] [%clk 0:42:12] } 52. b4 { [%eval 0.0] [%clk 0:11:37] } 52... h3 { [%eval 0.0] [%clk 0:42:39] } 53. b5 { [%eval 0.0] [%clk 0:11:36] } 53... h2 { [%eval 0.0] [%clk 0:42:59] } 54. b6 { [%eval 0.0] [%clk 0:11:47] } 54... Rf8 { [%eval 0.0] [%clk 0:43:01] } 55. Rxh2 { [%eval 0.0] [%clk 0:08:16] } 55... Kxh2 { [%eval 0.0] [%clk 0:43:19] } 56. Kc4 { [%eval 0.0] [%clk 0:08:38] } 56... Kg3 { [%eval 0.0] [%clk 0:43:45] } 57. Kc5 { [%eval 0.0] [%clk 0:07:50] } 57... Kf4 { [%eval 0.0] [%clk 0:44:06] } 58. b7 { [%eval 0.0] [%clk 0:08:08] } 58... Ke5 { [%eval 0.0] [%clk 0:44:26] } 59. Kc6 { [%eval 0.0] [%clk 0:08:34] } 1/2-1/2