Event: Round 1: Kollias, Ioannis K. - Delchev, Aleksander
Date: 2025-07-19
White: Kollias, Ioannis K.
WhiteElo: 1982
Black: Delchev, Aleksander
BlackTitle: GM
BlackElo: 2426
Result: 0-1
ECO: B43
Opening: Sicilian Defense: Kan Variation, Wing Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:28:28] } 1... c5 { [%eval 0.25] [%clk 1:29:03] } 2. Nf3 { [%eval 0.2] [%clk 1:28:49] } 2... a6 { [%eval 0.47] [%clk 1:28:20] } 3. Nc3 { [%eval 0.16] [%clk 1:28:53] } 3... e6 { [%eval 0.3] [%clk 1:29:18] } 4. d4 { [%eval 0.37] [%clk 1:27:18] } 4... cxd4 { [%eval 0.35] [%clk 1:29:43] } 5. Nxd4 { [%eval 0.35] [%clk 1:27:44] } 5... b5 { [%eval 0.24] [%clk 1:30:06] } 6. Bd3 { [%eval 0.31] [%clk 1:25:59] } 6... Bb7 { [%eval 0.3] [%clk 1:30:30] } 7. O-O { [%eval 0.28] [%clk 1:25:20] } 7... Nc6 { [%eval 0.36] [%clk 1:30:55] } 8. Nxc6 { [%eval 0.47] [%clk 1:23:52] } 8... Bxc6 { [%eval 0.39] [%clk 1:31:19] } 9. a3 { [%eval 0.26] [%clk 1:21:16] } 9... Bc5 { [%eval 0.23] [%clk 1:14:54] } 10. Qg4 { [%eval 0.26] } 10... Nf6 { [%eval 0.63] [%clk 0:51:08] } 11. Qg5 { [%eval 0.62] [%clk 1:09:54] } 11... d6 { [%eval 0.68] [%clk 0:43:21] } 12. Be3?! { [%eval 0.03] } { Inaccuracy. Qxg7 was best. } { [%clk 1:00:17] } 12... Bxe3 { [%eval 0.05] [%clk 0:43:16] } 13. fxe3?! { [%eval -0.62] } { Inaccuracy. Qxe3 was best. } { [%clk 0:58:20] } 13... O-O { [%eval -0.65] [%clk 0:38:53] } 14. Rad1 { [%eval -0.7] [%clk 0:49:46] } 14... Nd7 { [%eval -0.73] [%clk 0:37:33] } 15. Qh5 { [%eval -0.91] [%clk 0:47:47] } 15... Ne5 { [%eval -0.93] [%clk 0:37:12] } 16. Ne2 { [%eval -0.99] [%clk 0:47:38] } 16... Rc8 { [%eval -0.9] [%clk 0:28:22] } 17. Nd4 { [%eval -0.89] [%clk 0:45:45] } 17... Bb7 { [%eval -0.73] [%clk 0:27:41] } 18. Nf3 { [%eval -0.78] [%clk 0:42:13] } 18... Rc5 { [%eval -0.72] [%clk 0:27:53] } 19. Ng5? { [%eval -2.0] } { Mistake. Qh3 was best. } { [%clk 0:36:02] } 19... h6 { [%eval -1.77] [%clk 0:18:23] } 20. b4 { [%eval -1.79] [%clk 0:34:09] } 20... Qxg5? { [%eval -0.22] } { Mistake. Rc3 was best. } { [%clk 0:17:19] } 21. Qxg5 { [%eval -0.23] [%clk 0:34:03] } 21... hxg5 { [%eval -0.23] [%clk 0:17:43] } 22. bxc5 { [%eval -0.24] [%clk 0:34:20] } 22... dxc5 { [%eval -0.28] [%clk 0:18:09] } 23. c3 { [%eval -0.35] [%clk 0:30:32] } 23... Rc8 { [%eval -0.31] [%clk 0:15:36] } 24. h3 { [%eval -0.62] [%clk 0:28:34] } 24... Kf8 { [%eval -0.73] [%clk 0:15:48] } 25. Kf2?! { [%eval -1.31] } { Inaccuracy. a4 was best. } { [%clk 0:27:13] } 25... Ke7 { [%eval -1.16] [%clk 0:15:22] } 26. Bc2 { [%eval -1.29] [%clk 0:24:10] } 26... a5 { [%eval -1.27] [%clk 0:14:42] } 27. Rb1 { [%eval -1.31] [%clk 0:22:45] } 27... Bc6 { [%eval -1.35] [%clk 0:14:22] } 28. Rfd1 { [%eval -1.39] [%clk 0:22:03] } 28... a4 { [%eval -1.45] [%clk 0:10:59] } 29. g3? { [%eval -2.86] } { Mistake. Ra1 was best. } { [%clk 0:16:30] } 29... Rh8 { [%eval -2.88] [%clk 0:11:00] } 30. Rh1 { [%eval -2.79] [%clk 0:16:19] } 30... Nc4 { [%eval -2.74] [%clk 0:10:06] } 31. Ra1 { [%eval -3.16] [%clk 0:15:00] } 31... Nd6?! { [%eval -2.14] } { Inaccuracy. f5 was best. } { [%clk 0:10:16] } 32. h4? { [%eval -3.89] } { Mistake. e5 was best. } { [%clk 0:11:32] } 32... Bxe4 { [%eval -3.87] [%clk 0:08:37] } 33. Bxe4 { [%eval -3.88] [%clk 0:10:43] } 33... Nxe4+ { [%eval -3.62] [%clk 0:09:02] } 34. Kf3 { [%eval -3.88] [%clk 0:10:22] } 34... Nxc3 { [%eval -3.96] [%clk 0:09:26] } 35. Rhc1 { [%eval -4.17] [%clk 0:10:20] } 35... b4 { [%eval -4.18] [%clk 0:08:06] } 36. hxg5 { [%eval -4.05] [%clk 0:09:56] } 36... Rd8 { [%eval -4.15] [%clk 0:08:30] } 37. Rc2 { [%eval -4.05] [%clk 0:07:05] } 37... g6 { [%eval -4.15] [%clk 0:08:16] } 38. Kf4 { [%eval -4.14] [%clk 0:03:01] } 38... Rd5 { [%eval -4.12] [%clk 0:03:51] } 39. g4 { [%eval -4.94] [%clk 0:02:53] } 39... e5+ { [%eval -4.81] [%clk 0:03:19] } 40. Kf3 { [%eval -4.91] [%clk 0:17:42] } 40... Ke6 { [%eval -4.79] [%clk 0:02:26] } 41. Rxc3 { [%eval -5.85] [%clk 0:10:14] } 41... bxc3 { [%eval -6.08] [%clk 0:18:24] } 42. Rc1 { [%eval -6.08] [%clk 0:10:41] } 42... Rd2 { [%eval -5.9] [%clk 0:18:03] } 43. Rxc3 { [%eval -5.99] [%clk 0:10:37] } 43... Kd5 { [%eval -5.84] [%clk 0:17:34] } 44. Rc1 { [%eval -5.99] [%clk 0:08:27] } 44... e4+ { [%eval -5.96] [%clk 0:15:47] } 45. Kg3 { [%eval -5.93] [%clk 0:08:42] } 45... Rd3 { [%eval -5.8] [%clk 0:16:08] } 46. Kf4 { [%eval -5.99] [%clk 0:08:28] } 46... Rxa3 { [%eval -6.38] [%clk 0:16:33] } 47. Rh1 { [%eval -6.22] [%clk 0:08:49] } 47... Rc3 { [%eval -6.06] [%clk 0:10:09] } 48. Rh7 { [%eval -6.85] [%clk 0:04:00] } 48... Rc1 { [%eval -6.33] [%clk 0:10:17] } 49. Rh3 { [%clk 0:03:13] } 0-1