Event: Round 1: Efroimski, Marsel - Kudaibergen, Nurlykhan
Site: https://lichess.org/broadcast/2025-london-chess-classic--fide-open/round-1/blZBAVFl/DsGCe7td
Date: 2025-11-27
White: Efroimski, Marsel
WhiteTitle: IM
WhiteElo: 2384
Black: Kudaibergen, Nurlykhan
BlackElo: 2127
Result: 1-0
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Anderssen Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... e5 { [%eval 0.22] [%clk 1:30:56] } 2. Nf3 { [%eval 0.13] [%clk 1:31:25] } 2... Nc6 { [%eval 0.21] [%clk 1:31:23] } 3. Bb5 { [%eval 0.15] [%clk 1:31:48] } 3... a6 { [%eval 0.21] [%clk 1:31:49] } 4. Ba4 { [%eval 0.11] [%clk 1:32:14] } 4... Nf6 { [%eval 0.28] [%clk 1:32:16] } 5. d3 { [%eval 0.04] [%clk 1:32:34] } 5... b5 { [%eval 0.19] [%clk 1:32:40] } 6. Bb3 { [%eval 0.02] [%clk 1:33:01] } 6... Be7 { [%eval 0.16] [%clk 1:33:05] } 7. O-O { [%eval 0.09] [%clk 1:32:52] } 7... d6 { [%eval 0.1] [%clk 1:33:06] } 8. a3 { [%eval 0.17] [%clk 1:32:57] } 8... O-O { [%eval 0.2] [%clk 1:33:30] } 9. h3 { [%eval 0.04] [%clk 1:32:44] } 9... Na5 { [%eval 0.08] [%clk 1:33:00] } 10. Ba2 { [%eval -0.04] [%clk 1:33:08] } 10... c5 { [%eval 0.05] [%clk 1:33:27] } 11. Nc3 { [%eval 0.0] [%clk 1:33:32] } 11... Nc6 { [%eval 0.11] [%clk 1:33:43] } 12. Nd5 { [%eval 0.07] [%clk 1:33:10] } 12... Rb8 { [%eval 0.34] [%clk 1:34:07] } 13. c3 { [%eval 0.39] [%clk 1:32:42] } 13... Re8 { [%eval 0.89] [%clk 1:34:05] } 14. Ng5 { [%eval 0.89] [%clk 1:27:36] } 14... Rf8 { [%eval 0.8] [%clk 1:34:30] } 15. Nxe7+?! { [%eval 0.23] } { Inaccuracy. Nxf6+ was best. } { [%clk 1:19:21] } 15... Qxe7 { [%eval 0.24] [%clk 1:34:42] } 16. f4 { [%eval 0.09] [%clk 1:19:38] } 16... h6 { [%eval 0.6] [%clk 1:32:32] } 17. Nf3 { [%eval 0.65] [%clk 1:17:34] } 17... Rd8 { [%eval 0.74] [%clk 1:32:53] } 18. Qe1 { [%eval 0.77] [%clk 1:11:32] } 18... Be6 { [%eval 0.71] [%clk 1:31:49] } 19. Bb1 { [%eval 0.75] [%clk 1:09:20] } 19... a5 { [%eval 0.66] [%clk 1:21:52] } 20. Be3 { [%eval 0.6] [%clk 0:40:34] } 20... Kh8 { [%eval 1.14] [%clk 0:54:27] } 21. Qf2 { [%eval 1.14] [%clk 0:34:56] } 21... Nd7 { [%eval 1.08] [%clk 0:51:12] } 22. f5 { [%eval 0.54] [%clk 0:23:49] } 22... Bb3 { [%eval 0.63] [%clk 0:51:34] } 23. g4 { [%eval 0.34] [%clk 0:24:13] } 23... f6 { [%eval 0.23] [%clk 0:43:50] } 24. h4 { [%eval -0.02] [%clk 0:24:09] } 24... Qf7 { [%eval 0.08] [%clk 0:39:32] } 25. g5 { [%eval -0.01] [%clk 0:23:17] } 25... Qh5 { [%eval 0.0] [%clk 0:35:57] } 26. g6 { [%eval -0.18] [%clk 0:19:21] } 26... a4 { [%eval -0.26] [%clk 0:34:52] } 27. Kh2 { [%eval -0.45] [%clk 0:18:32] } 27... Ne7 { [%eval -0.26] [%clk 0:34:02] } 28. Bc2 { [%eval -0.47] [%clk 0:15:49] } 28... Bxc2 { [%eval -0.5] [%clk 0:33:32] } 29. Qxc2 { [%eval -0.47] [%clk 0:16:17] } 29... d5 { [%eval -0.49] [%clk 0:33:52] } 30. Qf2?! { [%eval -1.57] } { Inaccuracy. Qd1 was best. } { [%clk 0:13:43] } 30... c4 { [%eval -1.57] [%clk 0:34:12] } 31. d4 { [%eval -1.79] [%clk 0:09:02] } 31... dxe4 { [%eval -1.59] [%clk 0:31:10] } 32. Nd2 { [%eval -1.84] [%clk 0:09:12] } 32... Nd5 { [%eval -1.28] [%clk 0:31:26] } 33. Rae1 { [%eval -1.83] [%clk 0:07:45] } 33... exd4 { [%eval -1.86] [%clk 0:31:25] } 34. cxd4 { [%eval -1.66] [%clk 0:06:43] } 34... Re8 { [%eval -1.69] [%clk 0:28:16] } 35. Bf4 { [%eval -1.84] [%clk 0:06:02] } 35... e3 { [%eval -1.84] [%clk 0:24:40] } 36. Bxb8?! { [%eval -2.8] } { Inaccuracy. Bxe3 was best. } { [%clk 0:06:25] } 36... Rxb8?? { [%eval 0.0] } { Blunder. Ne5 was best. } { [%clk 0:24:54] } 37. Qg3 { [%eval 0.0] [%clk 0:06:10] } 37... Re8 { [%eval 0.0] [%clk 0:23:05] } 38. Rf3 { [%eval 0.0] [%clk 0:04:10] } 38... Kg8 { [%eval 0.0] [%clk 0:20:00] } 39. Nf1 { [%eval -0.15] [%clk 0:03:37] } 39... Re4 { [%eval -0.18] [%clk 0:20:05] } 40. Qd6 { [%eval -0.08] [%clk 0:01:20] } 40... Qxh4+?? { [%eval 3.52] } { Blunder. Rxh4+ was best. } { [%clk 0:01:01] } 41. Kg1 { [%eval 3.51] [%clk 0:19:47] } 41... Rg4+ { [%eval 3.77] [%clk 0:26:05] } 42. Ng3 { [%eval 3.69] [%clk 0:19:43] } 42... Nf4 { [%eval 3.81] [%clk 0:25:51] } 43. Rexe3 { [%eval 2.5] [%clk 0:19:20] } 43... Nf8 { [%eval 2.44] [%clk 0:26:14] } 44. Qc7 { [%eval 2.51] [%clk 0:17:15] } 44... Nh3+?? { [%eval 6.33] } { Blunder. N8xg6 was best. } { [%clk 0:25:44] } 45. Kf1 { [%eval 5.98] [%clk 0:17:11] } 45... Ng5 { [%eval 6.15] [%clk 0:26:10] } 46. Re8 { [%eval 6.34] [%clk 0:07:43] } 46... Qh3+ { [%eval 8.17] [%clk 0:25:35] } 47. Ke2 { [%eval 8.13] [%clk 0:08:05] } 47... Qg2+? { [%eval #12] } { Checkmate is now unavoidable. Rxd4 was best. } { [%clk 0:06:59] } 48. Rf2 { [%eval #11] [%clk 0:08:27] } 48... Qd5 { [%eval #15] [%clk 0:07:25] } 49. Qxg7+?? { [%eval 6.33] } { Lost forced checkmate sequence. Qe7 was best. } { [%clk 0:06:21] } 49... Kxg7 { [%eval 6.25] [%clk 0:07:38] } 50. Nh5+ { [%eval 6.02] [%clk 0:06:47] } 50... Kh8?? { [%eval #4] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:07:52] } 51. Rxf8+? { [%eval 9.26] } { Lost forced checkmate sequence. g7+ was best. } { [%clk 0:07:04] } 51... Qg8 { [%eval 8.57] [%clk 0:08:17] } 52. Rxg8+ { [%eval 7.79] [%clk 0:07:29] } 1-0