Event: Round 9: Sivuk, Vitaly - Materia, Marco
Date: 2024-04-11
White: Sivuk, Vitaly
WhiteTitle: GM
WhiteElo: 2551
Black: Materia, Marco
BlackTitle: IM
BlackElo: 2438
Result: 0-1
ECO: E20
Opening: Nimzo-Indian Defense: Kmoch Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:19:10] } 1... Nf6 { [%eval 0.16] [%clk 1:30:57] } 2. c4 { [%eval 0.16] [%clk 1:19:30] } 2... e6 { [%eval 0.21] [%clk 1:31:23] } 3. Nc3 { [%eval 0.08] [%clk 1:19:47] } 3... Bb4 { [%eval 0.12] [%clk 1:31:48] } 4. f3 { [%eval 0.11] [%clk 1:20:07] } 4... c5 { [%eval 0.0] [%clk 1:31:58] } 5. d5 { [%eval 0.0] [%clk 1:20:27] } 5... d6 { [%eval 0.12] [%clk 1:32:13] } 6. e4 { [%eval 0.0] [%clk 1:20:45] } 6... O-O { [%eval 0.21] [%clk 1:32:36] } 7. Ne2 { [%eval 0.07] [%clk 1:19:58] } 7... b5 { [%eval 0.23] [%clk 1:32:57] } 8. a3 { [%eval 0.0] [%clk 1:12:28] } 8... Ba5 { [%eval 0.01] [%clk 1:30:41] } 9. Bd2? { [%eval -1.25] } { Mistake. Nf4 was best. } { [%clk 1:12:45] } 9... bxc4 { [%eval -1.35] [%clk 1:12:58] } 10. Nf4 { [%eval -1.42] [%clk 1:12:43] } 10... g5 { [%eval -1.34] [%clk 0:45:31] } 11. Nfe2 { [%eval -1.52] [%clk 1:09:10] } 11... exd5 { [%eval -1.48] [%clk 0:42:28] } 12. exd5 { [%eval -1.27] [%clk 1:09:24] } 12... Nh5?! { [%eval -0.42] } { Inaccuracy. Re8 was best. } { [%clk 0:35:29] } 13. Ne4 { [%eval -0.19] [%clk 0:52:10] } 13... Nd7 { [%eval -0.37] [%clk 0:35:33] } 14. Bxa5 { [%eval -0.33] [%clk 0:48:19] } 14... Qxa5+ { [%eval -0.51] [%clk 0:36:02] } 15. Qd2 { [%eval -0.59] [%clk 0:40:21] } 15... Qxd2+ { [%eval -0.55] [%clk 0:35:44] } 16. Kxd2 { [%eval -0.54] [%clk 0:38:38] } 16... Ne5 { [%eval -0.29] [%clk 0:33:08] } 17. N2c3 { [%eval -0.46] [%clk 0:31:52] } 17... Rb8 { [%eval -0.19] [%clk 0:27:48] } 18. Ra2? { [%eval -1.52] } { Mistake. Nxd6 was best. } { [%clk 0:31:57] } 18... Nf4?! { [%eval -0.55] } { Inaccuracy. Rb6 was best. } { [%clk 0:25:58] } 19. Nxd6 { [%eval -0.63] [%clk 0:28:46] } 19... Ba6 { [%eval -0.8] [%clk 0:22:00] } 20. Nf5 { [%eval -1.34] [%clk 0:20:13] } 20... Rb6?! { [%eval -0.58] } { Inaccuracy. Rfd8 was best. } { [%clk 0:18:55] } 21. h4 { [%eval -0.64] [%clk 0:15:20] } 21... g4?! { [%eval 0.0] } { Inaccuracy. Rd8 was best. } { [%clk 0:18:05] } 22. fxg4 { [%eval -0.01] [%clk 0:14:38] } 22... Rfb8 { [%eval 0.28] [%clk 0:15:23] } 23. Ke3 { [%eval 0.14] [%clk 0:10:49] } 23... Nfd3 { [%eval 0.22] [%clk 0:15:26] } 24. Be2 { [%eval 0.25] [%clk 0:10:50] } 24... Nxb2 { [%eval 0.23] [%clk 0:14:55] } 25. d6?! { [%eval -0.78] } { Inaccuracy. Rf1 was best. } { [%clk 0:08:43] } 25... Rb3 { [%eval -0.69] [%clk 0:13:34] } 26. Kd2 { [%eval -0.7] [%clk 0:08:49] } 26... Nbd3 { [%eval -0.42] [%clk 0:11:10] } 27. Rf1 { [%eval -0.46] [%clk 0:07:59] } 27... Kh8?! { [%eval 0.17] } { Inaccuracy. Bb7 was best. } { [%clk 0:09:15] } 28. g5 { [%eval -0.1] [%clk 0:07:51] } 28... Bc8 { [%eval 0.2] [%clk 0:09:15] } 29. Ng3 { [%eval 0.18] [%clk 0:04:48] } 29... Be6 { [%eval 0.2] [%clk 0:06:51] } 30. Nge4 { [%eval 0.21] [%clk 0:05:04] } 30... R3b6 { [%eval 0.28] [%clk 0:06:52] } 31. Rc2 { [%eval -0.04] [%clk 0:04:10] } 31... Ra6 { [%eval 0.27] [%clk 0:06:24] } 32. a4 { [%eval 0.02] [%clk 0:04:29] } 32... Rab6 { [%eval 0.37] [%clk 0:06:45] } 33. Nb5 { [%eval 0.0] [%clk 0:03:59] } 33... Bd5?! { [%eval 0.78] } { Inaccuracy. Nb4 was best. } { [%clk 0:05:45] } 34. Nbc3 { [%eval 0.37] [%clk 0:03:23] } 34... Be6 { [%eval 0.37] [%clk 0:06:03] } 35. Rf6 { [%eval 0.01] [%clk 0:03:09] } 35... Rb3 { [%eval 0.0] [%clk 0:05:27] } 36. Nb5 { [%eval -0.08] [%clk 0:02:59] } 36... Nb4 { [%eval -0.06] [%clk 0:05:44] } 37. Nxc5 { [%eval -0.05] [%clk 0:02:14] } 37... Nxc2 { [%eval 0.26] [%clk 0:05:33] } 38. Kxc2 { [%eval 0.27] [%clk 0:02:37] } 38... a6 { [%eval 0.31] [%clk 0:03:39] } 39. Nd4? { [%eval -1.22] } { Mistake. Nxa6 was best. } { [%clk 0:02:24] } 39... Ra3 { [%eval -1.25] [%clk 0:02:41] } 40. Ncxe6 { [%eval -1.53] [%clk 0:01:17] } 40... c3 { [%eval -1.63] [%clk 0:02:55] } 41. Bb5?! { [%eval -2.43] } { Inaccuracy. Kc1 was best. } { [%clk 0:00:41] } 41... axb5 { [%eval -2.24] [%clk 0:03:02] } 42. Nxb5 { [%eval -2.18] [%clk 0:00:34] } 42... Rxa4? { [%eval -0.46] } { Mistake. Ra2+ was best. } { [%clk 0:01:56] } 43. Nxc3 { [%eval -0.89] [%clk 0:00:55] } 43... Rxh4 { [%eval -1.24] [%clk 0:01:43] } 44. Nc5?! { [%eval -2.14] } { Inaccuracy. Rf5 was best. } { [%clk 0:00:42] } 44... Rc4? { [%eval -0.91] } { Mistake. Rd4 was best. } { [%clk 0:01:52] } 45. Ne4? { [%eval -2.38] } { Mistake. Nd3 was best. } { [%clk 0:00:54] } 45... Rd4 { [%eval -2.41] [%clk 0:01:56] } 46. Rf5 { [%eval -2.81] [%clk 0:00:57] } 46... Nc4 { [%eval -2.69] [%clk 0:02:06] } 47. Rxf7 { [%eval -2.91] [%clk 0:01:17] } 47... Nxd6 { [%eval -2.9] [%clk 0:01:33] } 48. Nxd6 { [%eval -2.79] [%clk 0:01:41] } 48... Rxd6 { [%eval -2.53] [%clk 0:02:01] } 49. Rc7 { [%eval -2.76] [%clk 0:01:37] } 49... Rd4 { [%eval -2.68] [%clk 0:02:19] } 50. Rc5 { [%eval -2.99] [%clk 0:01:14] } 50... Rg8 { [%eval -2.58] [%clk 0:02:28] } 51. Re5?! { [%eval -3.38] } { Inaccuracy. Nb5 was best. } { [%clk 0:01:26] } 51... Rc8 { [%eval -3.21] [%clk 0:02:55] } 52. Re3 { [%eval -3.24] [%clk 0:01:41] } 52... Rg4 { [%eval -2.82] [%clk 0:03:04] } 53. g3 { [%eval -2.58] [%clk 0:02:00] } 53... Rxg5?! { [%eval -1.46] } { Inaccuracy. Rd8 was best. } { [%clk 0:03:28] } 54. Kd3?! { [%eval -2.14] } { Inaccuracy. Kd2 was best. } { [%clk 0:02:25] } 54... Ra5 { [%eval -2.15] [%clk 0:02:15] } 55. Ke2 { [%eval -2.09] [%clk 0:02:38] } 55... Ra3? { [%eval -0.66] } { Mistake. Rf8 was best. } { [%clk 0:02:25] } 56. Nd5 { [%eval -0.66] [%clk 0:02:43] } 56... Rxe3+ { [%eval -0.67] [%clk 0:02:50] } 57. Kxe3 { [%eval -0.61] [%clk 0:03:08] } 57... Rc4 { [%eval -0.59] [%clk 0:03:11] } 58. Kf3 { [%eval -0.61] [%clk 0:03:32] } 58... Kg7 { [%eval -0.61] [%clk 0:03:38] } 59. Nf4 { [%eval -0.64] [%clk 0:03:57] } 59... Kf6 { [%eval -0.64] [%clk 0:03:42] } 60. Kg4 { [%eval -0.68] [%clk 0:04:13] } 60... Rc5 { [%eval -0.65] [%clk 0:03:37] } 61. Nh5+ { [%eval -0.71] [%clk 0:04:17] } 61... Kf7 { [%eval -0.68] [%clk 0:04:04] } 62. Nf4 { [%eval -0.48] [%clk 0:04:39] } 62... Ra5 { [%eval -0.48] [%clk 0:04:20] } 63. Nh5 { [%eval -0.48] [%clk 0:05:00] } 63... h6 { [%eval -0.48] [%clk 0:04:30] } 64. Nf4 { [%eval -0.48] [%clk 0:05:22] } 64... Rg5+ { [%eval -0.59] [%clk 0:04:53] } 65. Kh4 { [%eval -0.58] [%clk 0:05:27] } 65... Kf6 { [%eval -0.57] [%clk 0:05:20] } 66. Nh3 { [%eval -0.64] [%clk 0:05:40] } 66... Rf5 { [%eval -0.64] [%clk 0:05:45] } 67. Nf4 { [%eval -0.58] [%clk 0:06:01] } 67... Ra5 { [%eval -0.58] [%clk 0:04:44] } 68. Kg4 { [%eval -0.61] [%clk 0:06:23] } 68... Ra2 { [%eval -0.6] [%clk 0:04:49] } 69. Nh5+ { [%eval -0.62] [%clk 0:06:41] } 69... Ke5 { [%eval -0.68] [%clk 0:05:16] } 70. Nf4 { [%eval -0.69] [%clk 0:07:07] } 70... Kf6 { [%eval -0.69] [%clk 0:04:42] } 71. Nh5+ { [%eval -0.7] [%clk 0:07:31] } 71... Kf7 { [%eval -0.7] [%clk 0:05:09] } 72. Nf4 { [%eval -0.59] [%clk 0:07:57] } 72... Ra1 { [%eval -0.62] [%clk 0:05:29] } 73. Nh3 { [%eval -0.59] [%clk 0:07:52] } 73... Ra5 { [%eval -0.59] [%clk 0:05:27] } 74. Nf4 { [%eval -0.59] [%clk 0:08:14] } 74... Rg5+ { [%eval -0.47] [%clk 0:05:28] } 75. Kh4 { [%eval -0.47] [%clk 0:08:39] } 75... Kf6 { [%eval -0.48] [%clk 0:05:55] } 76. Nh3 { [%eval -0.48] [%clk 0:08:45] } 76... Rg7 { [%eval -0.48] [%clk 0:05:56] } 77. g4 { [%eval -0.55] [%clk 0:08:33] } 77... Ra7 { [%eval -0.56] [%clk 0:06:14] } 78. Nf4 { [%eval -0.55] [%clk 0:08:30] } 78... Ra1 { [%eval -0.57] [%clk 0:06:14] } 79. Nd5+ { [%eval -0.6] [%clk 0:08:24] } 79... Ke5 { [%eval -3.98] [%clk 0:06:39] } 80. Ne7 { [%eval -3.66] [%clk 0:08:41] } 80... Rh1+ { [%eval -3.15] [%clk 0:06:32] } 81. Kg3 { [%eval -2.46] [%clk 0:09:10] } 81... Kf6 { [%eval -2.83] [%clk 0:06:49] } 82. Nd5+ { [%eval -0.61] [%clk 0:07:56] } 82... Kg5 { [%eval -0.62] [%clk 0:07:13] } 83. Nf4 { [%eval -0.62] [%clk 0:08:06] } 83... Rg1+ { [%eval -0.63] [%clk 0:07:20] } 84. Ng2 { [%eval -0.65] [%clk 0:08:31] } 84... Kf6 { [%eval -0.61] [%clk 0:07:12] } 85. Kf2 { [%eval -0.61] [%clk 0:08:45] } 85... Ra1 { [%eval -0.6] [%clk 0:07:23] } 86. Kg3?? { [%eval -4.75] } { Blunder. Nh4 was best. } { [%clk 0:09:07] } 86... Ra3+ { [%eval -4.59] [%clk 0:07:33] } 87. Kh4 { [%eval -4.83] [%clk 0:09:00] } 87... Ke5 { [%eval -4.84] [%clk 0:07:01] } 88. Kh5? { [%eval -13.31] } { Mistake. Ne1 was best. } { [%clk 0:07:50] } 88... Rh3+ { [%eval -8.47] [%clk 0:07:15] } 89. Kg6 { [%eval -7.6] [%clk 0:08:16] } 89... Ke4 { [%eval #-31] [%clk 0:07:37] } 90. Ne1?? { [%eval #-38] } { Checkmate is now unavoidable. Kg7 was best. } { [%clk 0:05:22] } 90... Rh2 { [%eval -7.85] [%clk 0:08:03] } 91. Kf6 { [%eval -5.69] [%clk 0:05:25] } 91... Re2 { [%eval -5.07] [%clk 0:08:27] } 0-1