Event: Biel Chess Festival GM2-960
Site: Biel, Switzerland
Date: 2024-07-13
White: Donchenko, Alexander
WhiteTitle: GM
WhiteElo: 2574
Black: Samunenkov, Ihor
BlackTitle: GM
BlackElo: 2428
Result: 1-0
Variant: Chess960
TimeControl: 15' + 10''/mv from move 1

1. d4 { [%eval 0.11] [%clk 0:14:09] } 1... d5 { [%eval 0.32] [%clk 0:14:33] } 2. Bb4 { [%eval 0.31] [%clk 0:13:32] } 2... Bb5 { [%eval 0.35] [%clk 0:12:57] } 3. Qe1 { [%eval 0.31] [%clk 0:13:03] } 3... f5 { [%eval 0.25] [%clk 0:11:29] } 4. e3 { [%eval 0.19] [%clk 0:12:34] } 4... c6 { [%eval 0.2] [%clk 0:09:51] } 5. Nb3 { [%eval 0.23] [%clk 0:11:42] } 5... b6 { [%eval 0.2] [%clk 0:08:40] } 6. g4 { [%eval -0.26] [%clk 0:10:52] } 6... g6 { [%eval 0.24] [%clk 0:07:05] } 7. Ng3 { [%eval 0.16] [%clk 0:09:28] } 7... Kb7 { [%eval 0.15] [%clk 0:06:45] } 8. f4 { [%eval 0.12] [%clk 0:07:33] } 8... Nc7 { [%eval 0.2] [%clk 0:05:29] } 9. Ra1 { [%eval 0.12] [%clk 0:05:35] } 9... Na6?! { [%eval 0.69] } { Inaccuracy. Ba4 was best. } { [%clk 0:03:09] } 10. Bc3 { [%eval 0.41] [%clk 0:04:59] } 10... Ba4 { [%eval 0.5] [%clk 0:02:49] } 11. Nd2 { [%eval 0.54] [%clk 0:04:37] } 11... c5 { [%eval 0.54] [%clk 0:02:47] } 12. gxf5 { [%eval 0.44] [%clk 0:03:17] } 12... gxf5 { [%eval 0.51] [%clk 0:02:49] } 13. b3 { [%eval 0.38] [%clk 0:02:35] } 13... Be8 { [%eval 0.89] [%clk 0:01:47] } 14. Be2 { [%eval 0.47] [%clk 0:01:39] } 14... e6 { [%eval 0.49] [%clk 0:01:33] } 15. Qf1?! { [%eval -0.17] } { Inaccuracy. Bxa6+ was best. } { [%clk 0:01:37] } 15... Nc7 { [%eval 0.09] [%clk 0:01:19] } 16. a4 { [%eval 0.1] [%clk 0:01:06] } 16... Bf6 { [%eval 0.31] [%clk 0:01:13] } 17. Nf3 { [%eval 0.28] [%clk 0:01:02] } 17... Nf7 { [%eval 0.25] [%clk 0:00:58] } 18. Bb2 { [%eval 0.0] [%clk 0:00:32] } 18... Ka8?! { [%eval 0.57] } { Inaccuracy. Nd6 was best. } { [%clk 0:00:54] } 19. a5 { [%eval 0.6] [%clk 0:00:34] } 19... b5 { [%eval 0.96] [%clk 0:00:41] } 20. dxc5 { [%eval 1.11] [%clk 0:00:32] } 20... Bxb2+ { [%eval 1.08] [%clk 0:00:43] } 21. Kxb2 { [%eval 1.12] [%clk 0:00:36] } 21... b4 { [%eval 1.22] [%clk 0:00:38] } 22. Nd4 { [%eval 1.29] [%clk 0:00:13] } 22... Nd8 { [%eval 1.28] [%clk 0:00:19] } 23. Bd3 { [%eval 1.28] [%clk 0:00:08] } 23... Nc6 { [%eval 1.65] [%clk 0:00:10] } 24. Nge2 { [%eval 1.71] [%clk 0:00:08] } 24... Rxg1 { [%eval 1.76] [%clk 0:00:13] } 25. Qxg1 { [%eval 1.64] [%clk 0:00:12] } 25... Qxc5 { [%eval 1.55] [%clk 0:00:16] } 26. Qg7 { [%eval 1.45] [%clk 0:00:14] } 26... Nxa5 { [%eval 1.26] [%clk 0:00:08] } 27. Qxh7 { [%eval 1.4] [%clk 0:00:09] } 27... Nc4+?! { [%eval 2.23] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:11] } 28. Bxc4?? { [%eval 0.28] } { Blunder. bxc4 was best. } { [%clk 0:00:10] } 28... dxc4 { [%eval 0.21] [%clk 0:00:15] } 29. Qg7 { [%eval 0.26] [%clk 0:00:12] } 29... c3+ { [%eval 0.62] [%clk 0:00:16] } 30. Kb1 { [%eval 0.57] [%clk 0:00:16] } 30... Bb5 { [%eval 0.75] [%clk 0:00:10] } 31. Nc1 { [%eval 0.63] [%clk 0:00:15] } 31... Qb6?! { [%eval 1.76] } { Inaccuracy. Rd8 was best. } { [%clk 0:00:10] } 32. h4 { [%eval 1.87] [%clk 0:00:15] } 32... Bf1 { [%eval 2.12] [%clk 0:00:06] } 33. h5 { [%eval 2.03] [%clk 0:00:13] } 33... Nb5 { [%eval 1.75] [%clk 0:00:07] } 34. Nxb5?! { [%eval 0.98] } { Inaccuracy. h6 was best. } { [%clk 0:00:09] } 34... Bxb5 { [%eval 1.04] [%clk 0:00:10] } 35. h6 { [%eval 1.37] [%clk 0:00:11] } 35... a6?? { [%eval 3.39] } { Blunder. Qb7 was best. } { [%clk 0:00:06] } 36. h7 { [%eval 3.33] [%clk 0:00:14] } 36... Qd8 { [%eval 3.28] [%clk 0:00:10] } 37. Qg2+? { [%eval 1.44] } { Mistake. Qh6 was best. } { [%clk 0:00:06] } 37... Ka7? { [%eval 3.1] } { Mistake. Qd5 was best. } { [%clk 0:00:12] } 38. Qg7+ { [%eval 3.28] [%clk 0:00:10] } 38... Ka8 { [%eval 3.21] [%clk 0:00:13] } 39. Ka2?? { [%eval 0.0] } { Blunder. Qh6 was best. } { [%clk 0:00:14] } 39... Qh8 { [%eval 0.0] [%clk 0:00:07] } 40. Qe7 { [%eval 0.0] [%clk 0:00:13] } 40... Qe8?? { [%eval 3.01] } { Blunder. Rb7 was best. } { [%clk 0:00:08] } 41. Qxb4 { [%eval 2.98] [%clk 0:00:15] } 41... Qh8 { [%eval 3.32] [%clk 0:00:08] } 42. Qe7 { [%eval 3.35] [%clk 0:00:15] } 42... Rb7 { [%eval 3.28] [%clk 0:00:08] } 43. Qxe6 { [%eval 3.22] [%clk 0:00:18] } 43... Qxh7 { [%eval 3.61] [%clk 0:00:06] } 44. Qe5?! { [%eval 2.29] } { Inaccuracy. Qc8+ was best. } { [%clk 0:00:11] } 44... Rc7?! { [%eval 3.12] } { Inaccuracy. Qc7 was best. } { [%clk 0:00:09] } 45. Kb1?? { [%eval 0.38] } { Blunder. Nd3 was best. } { [%clk 0:00:13] } 45... Kb8 { [%eval 0.23] [%clk 0:00:09] } 46. Ra5 { [%eval 0.15] [%clk 0:00:13] } 46... Qd7 { [%eval 0.22] [%clk 0:00:08] } 47. Ka2 { [%eval 0.0] [%clk 0:00:10] } 47... Qd2 { [%eval 0.0] [%clk 0:00:08] } 48. Kb1 { [%eval 0.0] [%clk 0:00:12] } 48... Qd7 { [%eval 0.1] [%clk 0:00:10] } 49. b4 { [%eval 0.12] [%clk 0:00:10] } 49... Kb7 { [%eval 0.1] [%clk 0:00:09] } 50. Ra3 { [%eval 0.14] [%clk 0:00:14] } 50... Qd2 { [%eval 0.1] [%clk 0:00:06] } 51. Qxf5 { [%eval 0.0] [%clk 0:00:10] } 51... Qxe3 { [%eval 0.1] [%clk 0:00:10] } 52. Qd5+ { [%eval 0.15] [%clk 0:00:11] } 52... Kb8 { [%eval 0.16] [%clk 0:00:09] } 53. f5 { [%eval 0.0] [%clk 0:00:12] } 53... Rd7 { [%eval 0.06] [%clk 0:00:08] } 54. Qc5 { [%eval 0.0] [%clk 0:00:07] } 54... Qxc5 { [%eval 0.05] [%clk 0:00:07] } 55. bxc5 { [%eval 0.05] [%clk 0:00:11] } 55... Rd5 { [%eval 0.02] [%clk 0:00:11] } 56. Rxc3 { [%eval 0.0] [%clk 0:00:12] } 56... Rxf5 { [%eval 0.0] [%clk 0:00:14] } 57. Nb3 { [%eval 0.0] [%clk 0:00:12] } 57... Kc7 { [%eval 0.0] [%clk 0:00:13] } 58. Kb2 { [%eval 0.0] [%clk 0:00:16] } 58... Rf4 { [%eval 0.0] [%clk 0:00:08] } 59. Rg3 { [%eval 0.0] [%clk 0:00:15] } 59... Ba4 { [%eval 0.0] [%clk 0:00:08] } 60. Rg7+ { [%eval 0.0] [%clk 0:00:12] } 60... Kc8 { [%eval 0.0] [%clk 0:00:08] } 61. Kc3 { [%eval 0.0] [%clk 0:00:10] } 61... Re4?! { [%eval 0.56] } { Inaccuracy. Rf5 was best. } { [%clk 0:00:06] } 62. Nd4 { [%eval 0.56] [%clk 0:00:12] } 62... Rh4 { [%eval 0.59] [%clk 0:00:07] } 63. Ra7 { [%eval 0.54] [%clk 0:00:12] } 63... Bb5 { [%eval 0.54] [%clk 0:00:09] } 64. Rg7 { [%eval 0.58] [%clk 0:00:11] } 64... Re4 { [%eval 0.58] [%clk 0:00:10] } 65. Rg6 { [%eval 0.59] [%clk 0:00:06] } 65... Kc7 { [%eval 0.61] [%clk 0:00:12] } 66. Rd6 { [%eval 0.54] [%clk 0:00:10] } 66... Rh4 { [%eval 0.92] [%clk 0:00:10] } 67. Kb4 { [%eval 0.86] [%clk 0:00:12] } 67... Rg4 { [%eval 1.02] [%clk 0:00:08] } 68. c3 { [%eval 0.75] [%clk 0:00:13] } 68... Rh4? { [%eval 2.21] } { Mistake. Rg1 was best. } { [%clk 0:00:09] } 69. Ka5? { [%eval 0.66] } { Mistake. Rf6 was best. } { [%clk 0:00:14] } 69... Bc4?? { [%eval 3.83] } { Blunder. Rh1 was best. } { [%clk 0:00:13] } 70. Rc6+ { [%eval 3.72] [%clk 0:00:14] } 70... Kb7 { [%eval 3.46] [%clk 0:00:15] } 71. Rg6?! { [%eval 2.11] } { Inaccuracy. Rb6+ was best. } { [%clk 0:00:-3] } 71... Rh1?? { [%eval 4.43] } { Blunder. Rh7 was best. } { [%clk 0:00:07] } 72. Rg7+ { [%eval 4.16] [%clk 0:00:18] } 72... Kc8 { [%eval 4.15] [%clk 0:00:09] } 73. Kb6 { [%eval 4.14] [%clk 0:00:16] } 73... Rb1+ { [%eval 4.06] [%clk 0:00:09] } 74. Kc6 { [%eval 4.1] [%clk 0:00:20] } 74... Rf1 { [%eval 4.08] [%clk 0:00:07] } 75. Rg6 { [%eval 3.98] [%clk 0:00:15] } 75... a5 { [%eval 4.12] [%clk 0:00:10] } 76. Rh6 { [%eval 4.11] [%clk 0:00:19] } 76... Kb8 { [%eval 4.26] [%clk 0:00:12] } 77. Kb6 { [%eval 4.26] [%clk 0:00:18] } 77... Rb1+ { [%eval 4.05] [%clk 0:00:14] } 78. Kxa5 { [%eval 3.93] [%clk 0:00:21] } 78... Kc7 { [%eval 3.91] [%clk 0:00:07] } 79. Rh7+ { [%eval 3.78] [%clk 0:00:24] } 79... Kc8 { [%eval 3.73] [%clk 0:00:11] } 80. c6 { [%eval 3.3] [%clk 0:00:09] } 80... Rb2 { [%eval 3.95] [%clk 0:00:13] } 81. Rg7 { [%eval 3.68] [%clk 0:00:09] } 81... Rb1 { [%eval 3.17] [%clk 0:00:16] } 82. Rh7 { [%eval 3.56] [%clk 0:00:09] } 82... Rb2 { [%eval 3.37] [%clk 0:00:19] } 83. Ka4 { [%eval 2.81] [%clk 0:00:10] } 83... Rb6? { [%eval 4.63] } { Mistake. Rb1 was best. } { [%clk 0:00:17] } 84. Rh8+ { [%eval 4.63] [%clk 0:00:08] } 84... Kc7 { [%eval 4.56] [%clk 0:00:20] } 85. Rh7+ { [%eval 4.52] [%clk 0:00:12] } 85... Kc8 { [%eval 2.91] [%clk 0:00:09] } 86. Nf5 { [%eval 2.66] [%clk 0:00:14] } 86... Be6?? { [%eval #19] } { Checkmate is now unavoidable. Kb8 was best. } { [%clk 0:00:06] } 87. Nd6+ { [%eval #18] [%clk 0:00:11] } 87... Kb8 { [%eval #18] [%clk 0:00:11] } 88. c7+ { [%eval #14] [%clk 0:00:11] } 88... Ka8 { [%eval #16] [%clk 0:00:15] } 89. Rh8+ { [%eval 8.93] [%clk 0:00:12] } 89... Ka7 { [%eval 8.63] [%clk 0:00:18] } 90. c8=N+ { [%eval 7.05] [%clk 0:00:14] } 1-0