Event: Round 1: Osidiana Eli - Kudrin, Ivan
Date: 2025-03-20
White: Osidiana Eli
WhiteElo: 1635
Black: Kudrin, Ivan
BlackElo: 1977
Result: 0-1
ECO: B40
Opening: Sicilian Defense: Kramnik Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:56] } 2. Nf3 { [%eval 0.2] [%clk 1:31:15] } 2... e6 { [%eval 0.28] [%clk 1:31:19] } 3. c4 { [%eval 0.17] [%clk 1:31:29] } 3... Nc6 { [%eval 0.12] [%clk 1:29:35] } 4. Nc3 { [%eval 0.0] [%clk 1:31:28] } 4... Nf6 { [%eval 0.1] [%clk 1:28:00] } 5. d4 { [%eval 0.0] [%clk 1:26:31] } 5... cxd4 { [%eval 0.02] [%clk 1:28:23] } 6. Nxd4 { [%eval 0.04] [%clk 1:26:30] } 6... d6?! { [%eval 0.6] } { Inaccuracy. Bb4 was best. } { [%clk 1:19:56] } 7. Be2 { [%eval 0.61] [%clk 1:22:37] } 7... Be7 { [%eval 0.59] [%clk 1:20:22] } 8. O-O { [%eval 0.69] [%clk 1:21:27] } 8... O-O { [%eval 0.63] [%clk 1:20:10] } 9. Re1 { [%eval 0.6] [%clk 1:17:19] } 9... a6 { [%eval 0.62] [%clk 1:19:22] } 10. Be3 { [%eval 0.58] [%clk 1:12:29] } 10... Qc7 { [%eval 0.85] [%clk 1:18:38] } 11. Qc2 { [%eval 0.45] [%clk 1:09:13] } 11... Nxd4 { [%eval 0.58] [%clk 1:16:55] } 12. Bxd4 { [%eval 0.55] [%clk 1:09:20] } 12... Bd7 { [%eval 0.56] [%clk 1:16:17] } 13. Rac1 { [%eval 0.4] [%clk 1:00:19] } 13... Rac8 { [%eval 0.69] [%clk 1:15:56] } 14. Bd3 { [%eval 0.59] [%clk 0:53:39] } 14... e5 { [%eval 0.68] [%clk 1:10:10] } 15. Be3 { [%eval 0.66] [%clk 0:53:03] } 15... Qb8 { [%eval 0.96] [%clk 1:08:47] } 16. Qb1?! { [%eval 0.33] } { Inaccuracy. h3 was best. } { [%clk 0:50:12] } 16... b5 { [%eval 0.35] [%clk 0:52:37] } 17. cxb5 { [%eval 0.26] [%clk 0:48:14] } 17... axb5 { [%eval 0.34] [%clk 0:52:52] } 18. b4 { [%eval 0.27] [%clk 0:47:28] } 18... Bd8 { [%eval 0.44] [%clk 0:49:35] } 19. h3 { [%eval 0.43] [%clk 0:38:25] } 19... h6 { [%eval 0.41] [%clk 0:48:47] } 20. a3 { [%eval 0.22] [%clk 0:37:27] } 20... Bb6 { [%eval 0.3] [%clk 0:44:40] } 21. Bxb6 { [%eval 0.19] [%clk 0:37:39] } 21... Qxb6 { [%eval 0.22] [%clk 0:44:27] } 22. Qb2 { [%eval 0.26] [%clk 0:36:25] } 22... Qb7 { [%eval 0.43] [%clk 0:38:22] } 23. Qe2 { [%eval 0.4] [%clk 0:36:24] } 23... Qa7 { [%eval 0.44] [%clk 0:32:57] } 24. Qb2 { [%eval 0.4] [%clk 0:35:18] } 24... Qb6 { [%eval 0.46] [%clk 0:31:59] } 25. Qe2 { [%eval 0.32] [%clk 0:33:33] } 25... Rb8 { [%eval 0.35] [%clk 0:31:52] } 26. Qb2 { [%eval 0.4] [%clk 0:29:29] } 26... Rfc8 { [%eval 0.41] [%clk 0:31:27] } 27. Qe2 { [%eval 0.25] [%clk 0:28:57] } 27... Rc7 { [%eval 0.24] [%clk 0:30:28] } 28. Nd5?! { [%eval -0.69] } { Inaccuracy. Qb2 was best. } { [%clk 0:24:41] } 28... Nxd5 { [%eval -0.75] [%clk 0:30:49] } 29. exd5 { [%eval -0.75] [%clk 0:24:59] } 29... Rbc8 { [%eval -0.78] [%clk 0:29:28] } 30. Rxc7 { [%eval -0.75] [%clk 0:23:49] } 30... Rxc7 { [%eval -0.88] [%clk 0:29:45] } 31. Qe3? { [%eval -2.27] } { Mistake. Qb2 was best. } { [%clk 0:23:12] } 31... Qxe3 { [%eval -2.11] [%clk 0:27:19] } 32. Rxe3 { [%eval -2.11] [%clk 0:23:28] } 32... f5?! { [%eval -1.18] } { Inaccuracy. Rc1+ was best. } { [%clk 0:27:44] } 33. Bf1?! { [%eval -2.36] } { Inaccuracy. g4 was best. } { [%clk 0:21:17] } 33... f4 { [%eval -2.05] [%clk 0:27:59] } 34. Rd3 { [%eval -2.53] [%clk 0:20:27] } 34... Rc1 { [%eval -2.67] [%clk 0:26:14] } 35. f3 { [%eval -2.61] [%clk 0:18:29] } 35... g5 { [%eval -2.6] [%clk 0:26:41] } 36. Kf2 { [%eval -2.44] [%clk 0:17:56] } 36... Kf7 { [%eval -2.39] [%clk 0:26:44] } 37. Be2 { [%eval -2.71] [%clk 0:17:43] } 37... Kf6 { [%eval -2.65] [%clk 0:23:42] } 38. Rd1 { [%eval -2.62] [%clk 0:16:21] } 38... Rc2 { [%eval -2.67] [%clk 0:24:02] } 39. Ke1 { [%eval -2.5] [%clk 0:14:34] } 39... h5 { [%eval -2.52] [%clk 0:23:13] } 40. Ra1?! { [%eval -3.9] } { Inaccuracy. Rd2 was best. } { [%clk 0:13:08] } 40... g4 { [%eval -3.75] [%clk 0:17:52] } 41. h4 { [%eval -4.38] [%clk 0:12:09] } 41... Bf5 { [%eval -4.1] [%clk 0:12:08] } 42. Kf1 { [%eval -4.43] [%clk 0:12:07] } 42... e4 { [%eval -4.96] [%clk 0:12:07] } 43. Bxb5 { [%eval -5.89] [%clk 0:08:41] } 43... gxf3 { [%eval -6.0] [%clk 0:12:33] } 44. gxf3 { [%eval -5.8] [%clk 0:08:49] } 44... Bh3+ { [%eval -5.82] [%clk 0:12:20] } 45. Kg1 { [%eval -6.16] [%clk 0:08:38] } 45... exf3 { [%eval -5.66] [%clk 0:12:47] } 46. Bf1 { [%eval -6.8] [%clk 0:08:07] } 46... Bf5?? { [%eval -0.07] } { Blunder. f2+ was best. } { [%clk 0:13:03] } 47. a4 { [%eval -0.07] [%clk 0:08:17] } 47... Be4 { [%eval -0.03] [%clk 0:13:20] } 48. a5 { [%eval -0.12] [%clk 0:08:00] } 48... Kf5 { [%eval -0.15] [%clk 0:13:23] } 49. a6?? { [%eval -6.58] } { Blunder. Bh3+ was best. } { [%clk 0:08:20] } 49... Kg4 { [%eval -6.95] [%clk 0:13:43] } 50. a7 { [%eval -7.22] [%clk 0:08:29] } 50... Kg3 { [%eval -6.5] [%clk 0:14:01] } 51. Bg2?? { [%eval #-2] } { Checkmate is now unavoidable. Ra3 was best. } { [%clk 0:06:09] } 51... f2+ { [%eval #-1] [%clk 0:14:25] } 52. Kf1 { [%clk 0:05:17] } 52... Bd3# { [%clk 0:14:19] } 0-1