Event: Round 10: Konstantinos Nikolaidis - Mikhail Koganov
Date: 2023-11-04
White: Konstantinos Nikolaidis
WhiteTitle: FM
WhiteElo: 2096
Black: Mikhail Koganov
BlackElo: 2170
Result: 1-0
ECO: E68
Opening: King's Indian Defense: Fianchetto Variation, Classical Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:41] } 1... d6?! { [%eval 0.66] } { Inaccuracy. Nf6 was best. } { [%clk 1:30:12] } 2. Nf3 { [%eval 0.55] [%clk 1:29:02] } 2... Nf6 { [%eval 0.7] [%clk 1:30:03] } 3. c4 { [%eval 0.61] [%clk 1:28:47] } 3... g6 { [%eval 0.67] [%clk 1:30:01] } 4. Nc3 { [%eval 0.53] [%clk 1:28:41] } 4... Bg7 { [%eval 0.71] [%clk 1:30:21] } 5. g3 { [%eval 0.36] [%clk 1:26:35] } 5... O-O { [%eval 0.25] [%clk 1:28:03] } 6. Bg2 { [%eval 0.27] [%clk 1:26:53] } 6... Nbd7 { [%eval 0.62] [%clk 1:27:38] } 7. O-O { [%eval 0.7] [%clk 1:26:54] } 7... e5 { [%eval 0.71] [%clk 1:22:32] } 8. e4 { [%eval 0.62] [%clk 1:26:37] } 8... exd4 { [%eval 0.6] [%clk 1:18:45] } 9. Nxd4 { [%eval 0.78] [%clk 1:26:32] } 9... Nc5 { [%eval 0.66] [%clk 1:18:52] } 10. Re1 { [%eval 0.47] [%clk 1:21:20] } 10... Re8 { [%eval 0.63] [%clk 1:17:17] } 11. Qc2 { [%eval 0.33] [%clk 1:16:14] } 11... Nfxe4? { [%eval 1.66] } { Mistake. Ng4 was best. } { [%clk 1:04:54] } 12. Nxe4 { [%eval 1.66] [%clk 1:15:37] } 12... Bxd4 { [%eval 1.58] [%clk 0:39:48] } 13. Bg5 { [%eval 1.69] [%clk 1:15:03] } 13... Qd7 { [%eval 1.75] [%clk 0:37:51] } 14. Nf6+ { [%eval 1.66] [%clk 1:15:13] } 14... Bxf6 { [%eval 1.71] [%clk 0:38:15] } 15. Bxf6 { [%eval 1.58] [%clk 1:15:11] } 15... Rf8? { [%eval 3.19] } { Mistake. Re6 was best. } { [%clk 0:33:39] } 16. Re7? { [%eval 1.47] } { Mistake. b4 was best. } { [%clk 1:09:29] } 16... Qf5 { [%eval 1.26] [%clk 0:33:13] } 17. Qxf5 { [%eval 1.35] [%clk 1:07:36] } 17... Bxf5 { [%eval 1.25] [%clk 0:33:16] } 18. Rxc7 { [%eval 1.19] [%clk 1:07:09] } 18... Rac8 { [%eval 1.3] [%clk 0:27:37] } 19. Rxc8 { [%eval 1.24] [%clk 1:03:55] } 19... Rxc8 { [%eval 1.27] [%clk 0:28:00] } 20. Be7 { [%eval 1.44] [%clk 1:00:10] } 20... Be4 { [%eval 1.58] [%clk 0:26:45] } 21. f3 { [%eval 1.55] [%clk 0:45:22] } 21... Bc6 { [%eval 1.75] [%clk 0:21:11] } 22. Bxd6?! { [%eval 0.96] } { Inaccuracy. Rd1 was best. } { [%clk 0:43:56] } 22... Nd3 { [%eval 1.03] [%clk 0:20:55] } 23. b3 { [%eval 1.05] [%clk 0:42:43] } 23... Re8 { [%eval 1.18] [%clk 0:21:01] } 24. Kf1 { [%eval 0.96] [%clk 0:33:57] } 24... Rd8 { [%eval 1.36] [%clk 0:17:36] } 25. Be7 { [%eval 1.27] [%clk 0:33:03] } 25... Rd7?! { [%eval 2.18] } { Inaccuracy. Re8 was best. } { [%clk 0:16:40] } 26. Rd1 { [%eval 1.67] [%clk 0:28:45] } 26... Rxe7 { [%eval 1.74] [%clk 0:16:14] } 27. Rxd3 { [%eval 1.86] [%clk 0:29:13] } 27... f5 { [%eval 2.32] [%clk 0:15:40] } 28. Rd2 { [%eval 1.82] [%clk 0:26:00] } 28... Kf7?! { [%eval 2.49] } { Inaccuracy. b5 was best. } { [%clk 0:12:40] } 29. f4 { [%eval 2.54] [%clk 0:25:27] } 29... Bxg2+ { [%eval 2.63] [%clk 0:12:59] } 30. Kxg2 { [%eval 2.62] [%clk 0:25:41] } 30... Kf6 { [%eval 2.48] [%clk 0:13:03] } 31. Kf2 { [%eval 2.5] [%clk 0:24:45] } 31... a6?! { [%eval 3.45] } { Inaccuracy. b6 was best. } { [%clk 0:13:23] } 32. h3 { [%eval 2.82] [%clk 0:22:22] } 32... h6?! { [%eval 4.08] } { Inaccuracy. Kf7 was best. } { [%clk 0:12:53] } 33. Rd6+ { [%eval 3.99] [%clk 0:22:21] } 33... Kg7 { [%eval 4.21] [%clk 0:12:47] } 34. c5?! { [%eval 3.1] } { Inaccuracy. h4 was best. } { [%clk 0:21:15] } 34... g5 { [%eval 3.32] [%clk 0:09:51] } 35. Rb6 { [%eval 3.69] [%clk 0:20:54] } 35... gxf4 { [%eval 3.73] [%clk 0:08:02] } 36. gxf4 { [%eval 3.75] [%clk 0:21:13] } 36... Rc7 { [%eval 4.05] [%clk 0:07:58] } 37. b4 { [%eval 4.11] [%clk 0:21:23] } 37... Rd7 { [%eval 4.12] [%clk 0:08:09] } 38. Ke3 { [%eval 4.19] [%clk 0:20:55] } 38... h5 { [%eval 4.47] [%clk 0:08:20] } 39. h4 { [%eval 4.49] [%clk 0:18:46] } 39... Re7+ { [%eval 5.11] [%clk 0:08:04] } 40. Kd3 { [%eval 4.96] [%clk 0:17:25] } 40... Kf7 { [%eval 4.85] [%clk 0:07:29] } 41. a3 { [%eval 4.42] [%clk 0:15:45] } 41... Kg7 { [%eval 5.13] [%clk 0:07:26] } 42. a4 { [%eval 5.15] [%clk 0:14:04] } 42... Kf7 { [%eval 5.17] [%clk 0:07:38] } 43. b5 { [%eval 5.28] [%clk 0:14:00] } 43... axb5 { [%eval 5.52] [%clk 0:07:59] } 44. axb5 { [%eval 5.38] [%clk 0:14:27] } 44... Re4 { [%eval 6.85] [%clk 0:07:12] } 45. Rxb7+ { [%eval 6.67] [%clk 0:13:49] } 45... Ke6 { [%eval 6.97] [%clk 0:06:35] } 46. c6 { [%eval 6.82] [%clk 0:10:49] } 46... Rxf4 { [%eval 7.09] [%clk 0:06:14] } 47. c7 { [%eval 6.98] [%clk 0:10:31] } 47... Kd7 { [%eval 7.68] [%clk 0:06:24] } 48. b6 { [%eval 7.65] [%clk 0:10:50] } 48... Rf3+ { [%eval 7.42] [%clk 0:03:27] } 49. Ke2 { [%eval 8.12] [%clk 0:10:09] } 49... Rc3 { [%eval 8.47] [%clk 0:02:09] } 50. Rb8 { [%eval 8.53] [%clk 0:10:22] } 50... Kd6? { [%eval #9] } { Checkmate is now unavoidable. Rc2+ was best. } 1-0