Event: Biel Chess Festival MTO
Site: Biel, Switzerland
Date: 2024-07-15
White: Kobo, Ori
WhiteTitle: GM
WhiteElo: 2529
Black: Demchenko, Svitlana
BlackTitle: WIM
BlackElo: 2176
Result: 1-0
ECO: D31
Opening: Queen's Gambit Declined: Queen's Knight Variation
Variant: Standard
TimeControl: 100'/40, fb 50'/20, fb 15' + 30''/mv

1. d4 { [%eval 0.16] [%clk 1:40:47] } 1... d5 { [%eval 0.24] [%clk 1:40:49] } 2. c4 { [%eval 0.19] [%clk 1:40:38] } 2... e6 { [%eval 0.24] [%clk 1:41:10] } 3. Nc3 { [%eval 0.21] [%clk 1:40:47] } 3... h6 { [%eval 0.29] [%clk 1:41:30] } 4. Nf3 { [%eval 0.38] [%clk 1:40:05] } 4... Nf6 { [%eval 0.33] [%clk 1:41:42] } 5. cxd5 { [%eval 0.16] [%clk 1:36:45] } 5... exd5 { [%eval 0.24] [%clk 1:41:58] } 6. Bf4 { [%eval 0.19] [%clk 1:37:06] } 6... Bd6 { [%eval 0.31] [%clk 1:41:27] } 7. Be5 { [%eval 0.28] [%clk 1:37:28] } 7... c6 { [%eval 0.09] [%clk 1:38:10] } 8. e3 { [%eval 0.14] [%clk 1:37:26] } 8... Bxe5 { [%eval 0.18] [%clk 1:25:04] } 9. Nxe5 { [%eval 0.05] [%clk 1:31:56] } 9... Nbd7 { [%eval 0.09] [%clk 1:21:52] } 10. f4 { [%eval 0.0] [%clk 1:11:23] } 10... Nxe5 { [%eval -0.14] [%clk 1:07:48] } 11. fxe5 { [%eval -0.13] [%clk 1:08:17] } 11... Ne4 { [%eval 0.41] [%clk 0:59:21] } 12. Nxe4 { [%eval 0.44] [%clk 0:56:12] } 12... dxe4 { [%eval 0.55] [%clk 0:59:23] } 13. Bc4 { [%eval 0.51] [%clk 0:56:31] } 13... Qa5+ { [%eval 0.86] [%clk 0:44:06] } 14. Qd2 { [%eval 0.79] [%clk 0:54:09] } 14... Qxd2+ { [%eval 0.91] [%clk 0:36:18] } 15. Kxd2 { [%eval 0.95] [%clk 0:54:36] } 15... Bf5?! { [%eval 1.55] } { Inaccuracy. Be6 was best. } { [%clk 0:36:25] } 16. Rhf1 { [%eval 1.4] [%clk 0:51:12] } 16... Bg6 { [%eval 1.57] [%clk 0:36:47] } 17. Rf4 { [%eval 1.46] [%clk 0:50:34] } 17... Ke7 { [%eval 1.41] [%clk 0:32:51] } 18. Raf1 { [%eval 1.5] [%clk 0:43:44] } 18... Rhf8 { [%eval 1.78] [%clk 0:33:11] } 19. a4 { [%eval 1.53] [%clk 0:33:16] } 19... Rad8?! { [%eval 2.42] } { Inaccuracy. a5 was best. } { [%clk 0:26:11] } 20. Kc3 { [%eval 1.82] [%clk 0:27:38] } 20... h5 { [%eval 2.32] [%clk 0:21:17] } 21. g4 { [%eval 2.21] [%clk 0:25:45] } 21... hxg4 { [%eval 2.34] [%clk 0:08:56] } 22. Rxg4 { [%eval 2.45] [%clk 0:25:42] } 22... Rh8 { [%eval 2.52] [%clk 0:09:04] } 23. e6 { [%eval 2.46] [%clk 0:09:30] } 23... Rxh2 { [%eval 2.5] [%clk 0:09:13] } 24. exf7 { [%eval 2.26] [%clk 0:09:33] } 24... Rh6 { [%eval 2.28] [%clk 0:09:30] } 25. Rfg1?! { [%eval 1.42] } { Inaccuracy. Rg5 was best. } { [%clk 0:05:44] } 25... Rd6 { [%eval 1.33] [%clk 0:07:40] } 26. Rg5 { [%eval 0.92] [%clk 0:05:27] } 26... Kf8 { [%eval 1.13] [%clk 0:07:40] } 27. b4 { [%eval 0.94] [%clk 0:02:26] } 27... Rf6 { [%eval 0.7] [%clk 0:06:18] } 28. R1g3?! { [%eval 0.12] } { Inaccuracy. R1g4 was best. } { [%clk 0:02:12] } 28... Bxf7 { [%eval 0.25] [%clk 0:01:01] } 29. Rxg7 { [%eval 0.14] [%clk 0:02:38] } 29... Rh4? { [%eval 1.36] } { Mistake. Rh1 was best. } { [%clk 0:00:45] } 30. Bxf7?! { [%eval 0.37] } { Inaccuracy. b5 was best. } { [%clk 0:02:25] } 30... Rxf7 { [%eval 0.42] [%clk 0:01:13] } 31. Rg8+ { [%eval 0.31] [%clk 0:02:36] } 31... Ke7 { [%eval 0.3] [%clk 0:01:42] } 32. R3g4 { [%eval 0.14] [%clk 0:01:23] } 32... Rfh7?! { [%eval 0.77] } { Inaccuracy. Rxg4 was best. } { [%clk 0:01:07] } 33. R8g7+?! { [%eval 0.09] } { Inaccuracy. b5 was best. } { [%clk 0:01:07] } 33... Rxg7 { [%eval 0.06] [%clk 0:01:00] } 34. Rxh4 { [%eval 0.18] [%clk 0:00:51] } 34... Rg1 { [%eval 0.08] [%clk 0:01:08] } 35. Rxe4+ { [%eval 0.1] [%clk 0:00:47] } 35... Kd6 { [%eval 0.14] [%clk 0:01:37] } 36. Rh4 { [%eval 0.17] [%clk 0:00:42] } 36... Ra1 { [%eval 0.19] [%clk 0:01:07] } 37. Rh6+ { [%eval 0.08] [%clk 0:00:43] } 37... Kd5 { [%eval 0.21] [%clk 0:01:04] } 38. Rh5+ { [%eval 0.16] [%clk 0:01:06] } 38... Ke4?? { [%eval 2.99] } { Blunder. Kd6 was best. } { [%clk 0:00:36] } 39. Re5+ { [%eval 2.61] [%clk 0:01:17] } 39... Kf3 { [%eval 3.04] [%clk 0:01:05] } 40. a5 { [%eval 2.67] [%clk 0:00:34] } 40... Rc1+?! { [%eval 4.14] } { Inaccuracy. Rd1 was best. } { [%clk 0:00:34] } 41. Kd2 { [%eval 3.89] [%clk 0:45:08] } 41... Rb1 { [%eval 4.27] [%clk 0:32:50] } 42. b5 { [%eval 4.26] [%clk 0:44:37] } 42... cxb5 { [%eval 4.33] [%clk 0:30:03] } 43. d5 { [%eval 4.48] [%clk 0:44:41] } 43... Rh1 { [%eval 4.74] [%clk 0:30:29] } 44. d6 { [%eval 4.58] [%clk 0:42:35] } 44... Rh6 { [%eval 5.2] [%clk 0:30:22] } 45. Rd5 { [%eval 5.15] [%clk 0:42:43] } 45... Rh8 { [%eval 4.55] [%clk 0:30:43] } 46. d7 { [%eval 4.48] [%clk 0:38:55] } 46... Rd8 { [%eval 4.48] [%clk 0:31:00] } 47. Kd3 { [%eval 4.42] [%clk 0:33:00] } 47... b4 { [%eval 5.5] [%clk 0:29:38] } 48. e4 { [%eval 4.99] [%clk 0:32:26] } 48... b3 { [%eval 5.68] [%clk 0:29:38] } 49. Rf5+ { [%eval 5.66] [%clk 0:32:06] } 49... Kg4 { [%eval 6.07] [%clk 0:29:36] } 50. Rf7 { [%eval 6.21] [%clk 0:32:28] } 50... b6 { [%eval 6.08] [%clk 0:27:28] } 51. Kc3 { [%eval 5.88] [%clk 0:30:12] } 51... Kg5 { [%eval 6.22] [%clk 0:25:10] } 52. e5 { [%eval 6.78] [%clk 0:30:34] } 52... bxa5 { [%eval 6.51] [%clk 0:25:20] } 53. Kxb3 { [%eval 6.37] [%clk 0:30:09] } 53... Rb8+ { [%eval 6.57] [%clk 0:25:30] } 54. Ka3 { [%eval 6.45] [%clk 0:30:22] } 54... Kg6 { [%clk 0:25:38] } 55. e6 { [%clk 0:30:43] } 1-0