Event: 2022 Saint Louis Norm Congress - Grandmaster
Site: Saint Louis, Missouri, United States
Date: 2022-05-23
White: Matviishen, Viktor
WhiteTitle: IM
WhiteElo: 2510
Black: Kavutskiy, Konstantin
BlackTitle: IM
BlackElo: 2395
Result: 1-0
ECO: E73
Opening: King's Indian Defense: Semi-Averbakh System
Variant: Standard
TimeControl: G/90+30

1. d4 { [%eval 0.21] [%clk 1:30:56] } 1... Nf6 { [%eval 0.23] [%clk 1:21:12] } 2. c4 { [%eval 0.2] [%clk 1:31:21] } 2... g6 { [%eval 0.3] [%clk 1:21:38] } 3. Nc3 { [%eval 0.31] [%clk 1:31:47] } 3... Bg7 { [%eval 0.7] [%clk 1:22:02] } 4. e4 { [%eval 0.67] [%clk 1:32:12] } 4... d6 { [%eval 0.54] [%clk 1:22:27] } 5. Be2 { [%eval 0.13] [%clk 1:32:36] } 5... O-O { [%eval 0.45] [%clk 1:22:07] } 6. Be3 { [%eval 0.44] [%clk 1:33:01] } 6... Na6 { [%eval 0.51] [%clk 1:21:55] } 7. Nf3 { [%eval 0.52] [%clk 1:33:22] } 7... e5 { [%eval 0.61] [%clk 1:22:01] } 8. O-O { [%eval 0.76] [%clk 1:33:37] } 8... c6 { [%eval 1.03] [%clk 1:22:25] } 9. d5 { [%eval 1.1] [%clk 1:33:59] } 9... Ng4 { [%eval 0.98] [%clk 1:22:46] } 10. Bg5 { [%eval 1.0] [%clk 1:34:24] } 10... f6 { [%eval 0.92] [%clk 1:23:10] } 11. Bh4 { [%eval 0.87] [%clk 1:34:50] } 11... c5 { [%eval 0.9] [%clk 1:23:34] } 12. Ne1 { [%eval 0.86] [%clk 1:35:14] } 12... Nh6 { [%eval 0.89] [%clk 1:23:31] } 13. Nc2 { [%eval 0.7] [%clk 1:35:38] } 13... Nf7 { [%eval 0.86] [%clk 1:22:46] } 14. Bg4 { [%eval 1.05] [%clk 1:35:45] } 14... h5 { [%eval 1.19] [%clk 1:19:15] } 15. Bxc8 { [%eval 1.26] [%clk 1:35:55] } 15... Qxc8 { [%eval 1.4] [%clk 1:19:12] } 16. h3 { [%eval 1.37] [%clk 1:21:46] } 16... Qd8 { [%eval 1.25] [%clk 1:10:10] } 17. Rb1 { [%eval 1.3] [%clk 1:13:30] } 17... Bh6 { [%eval 1.29] [%clk 1:08:12] } 18. a3 { [%eval 1.06] [%clk 1:09:46] } 18... Kg7 { [%eval 1.4] [%clk 1:07:18] } 19. b4 { [%eval 1.37] [%clk 1:08:57] } 19... Qe7 { [%eval 1.18] [%clk 0:59:57] } 20. bxc5 { [%eval 0.67] [%clk 0:51:56] } 20... Nxc5 { [%eval 0.7] [%clk 0:59:47] } 21. Ne1?! { [%eval -0.06] } { Inaccuracy. f3 was best. } { [%clk 0:52:19] } 21... Rac8 { [%eval 0.4] [%clk 0:55:06] } 22. Nd3?! { [%eval -0.16] } { Inaccuracy. f3 was best. } { [%clk 0:52:37] } 22... Bg5 { [%eval -0.48] [%clk 0:46:33] } 23. Bxg5 { [%eval -0.58] [%clk 0:48:13] } 23... fxg5 { [%eval -0.77] [%clk 0:45:57] } 24. Nxc5 { [%eval -0.95] [%clk 0:46:48] } 24... Rxc5 { [%eval -0.79] [%clk 0:46:19] } 25. Qe2 { [%eval -0.82] [%clk 0:35:05] } 25... Rfc8 { [%eval -1.12] [%clk 0:44:05] } 26. Rb4 { [%eval -0.7] [%clk 0:35:19] } 26... b6 { [%eval -0.42] [%clk 0:42:51] } 27. Rfb1 { [%eval -0.72] [%clk 0:33:41] } 27... Qd7 { [%eval -0.75] [%clk 0:41:44] } 28. Nd1 { [%eval -1.0] [%clk 0:33:17] } 28... Nd8?! { [%eval -0.11] } { Inaccuracy. g4 was best. } { [%clk 0:38:41] } 29. R1b3 { [%eval -0.13] [%clk 0:30:02] } 29... Nb7 { [%eval -0.12] [%clk 0:38:35] } 30. Rg3 { [%eval 0.0] [%clk 0:30:19] } 30... Qe7 { [%eval 0.0] [%clk 0:38:37] } 31. Ne3 { [%eval -0.04] [%clk 0:29:58] } 31... Qf6 { [%eval -0.24] [%clk 0:33:28] } 32. Nf1 { [%eval -0.31] [%clk 0:26:48] } 32... Nd8 { [%eval 0.0] [%clk 0:29:51] } 33. Nd2 { [%eval 0.15] [%clk 0:27:14] } 33... Nf7 { [%eval 0.02] [%clk 0:30:07] } 34. a4 { [%eval 0.05] [%clk 0:27:38] } 34... Nh6 { [%eval 0.27] [%clk 0:27:10] } 35. Nb3 { [%eval 0.24] [%clk 0:22:53] } 35... R5c7 { [%eval 0.0] [%clk 0:27:33] } 36. a5 { [%eval 0.14] [%clk 0:23:20] } 36... g4 { [%eval 0.08] [%clk 0:27:40] } 37. axb6 { [%eval 0.0] [%clk 0:23:46] } 37... axb6 { [%eval 0.13] [%clk 0:28:05] } 38. Nd2 { [%eval 0.0] [%clk 0:23:49] } 38... Ra8 { [%eval 0.01] [%clk 0:25:44] } 39. Rxb6?! { [%eval -0.86] } { Inaccuracy. Rgb3 was best. } { [%clk 0:24:02] } 39... Ra2 { [%eval -0.64] [%clk 0:25:46] } 40. h4?! { [%eval -1.42] } { Inaccuracy. Rb1 was best. } { [%clk 0:17:55] } 40... Qxh4 { [%eval -1.06] [%clk 0:20:21] } 41. Rgb3 { [%eval -1.18] [%clk 0:13:59] } 41... Qg5 { [%eval -0.99] [%clk 0:17:52] } 42. Rb2 { [%eval -0.99] [%clk 0:14:23] } 42... Rxb2 { [%eval -0.86] [%clk 0:17:57] } 43. Rxb2 { [%eval -0.98] [%clk 0:14:52] } 43... g3 { [%eval -0.91] [%clk 0:18:17] } 44. fxg3 { [%eval -0.77] [%clk 0:14:11] } 44... Qxg3 { [%eval -0.8] [%clk 0:17:28] } 45. Rb3 { [%eval -0.83] [%clk 0:14:34] } 45... Qg5 { [%eval -0.7] [%clk 0:17:26] } 46. Qe3 { [%eval -0.61] [%clk 0:13:59] } 46... Qe7 { [%eval -0.32] [%clk 0:16:37] } 47. g3? { [%eval -1.4] } { Mistake. Qb6 was best. } { [%clk 0:11:02] } 47... Ng4 { [%eval -1.34] [%clk 0:15:34] } 48. Qb6 { [%eval -1.1] [%clk 0:09:01] } 48... Kh6?! { [%eval -0.27] } { Inaccuracy. Rd7 was best. } { [%clk 0:15:32] } 49. Qb8 { [%eval -0.51] [%clk 0:08:51] } 49... Qg7?! { [%eval 0.0] } { Inaccuracy. Kg7 was best. } { [%clk 0:10:52] } 50. Rf3 { [%eval 0.0] [%clk 0:06:31] } 50... Ra7?! { [%eval 0.61] } { Inaccuracy. Kh7 was best. } { [%clk 0:05:58] } 51. Qxd6 { [%eval 0.36] [%clk 0:06:23] } 51... Ra1+ { [%eval 0.26] [%clk 0:06:10] } 52. Nf1 { [%eval 0.38] [%clk 0:06:52] } 52... Qa7+?? { [%eval 4.54] } { Blunder. Ra8 was best. } { [%clk 0:04:58] } 53. c5 { [%eval 4.82] [%clk 0:07:21] } 53... Rc1 { [%eval 6.1] [%clk 0:05:06] } 54. Qf8+ { [%eval 4.94] [%clk 0:06:39] } 54... Kg5 { [%eval 4.02] [%clk 0:05:27] } 55. d6 { [%eval 4.15] [%clk 0:03:15] } 55... Qxc5+ { [%eval 4.12] [%clk 0:01:09] } 56. Kh1 { [%eval 4.11] [%clk 0:03:39] } 56... Ne3?! { [%eval 5.9] } { Inaccuracy. Qc8 was best. } { [%clk 0:01:30] } 57. d7? { [%eval 3.47] } { Mistake. Qf6+ was best. } { [%clk 0:02:45] } 57... Qxf8 { [%eval 3.47] [%clk 0:01:20] } 58. Rxf8 { [%eval 3.17] [%clk 0:03:15] } 58... Rd1 { [%eval 3.46] [%clk 0:01:40] } 59. d8=Q+ { [%eval 3.57] [%clk 0:03:38] } 59... Rxd8 { [%eval 3.64] [%clk 0:02:05] } 60. Rxd8 { [%eval 3.52] [%clk 0:04:03] } 60... Nxf1 { [%eval 3.74] [%clk 0:02:31] } 61. Rd3 { [%eval 3.47] [%clk 0:01:42] } 61... h4 { [%eval 3.83] [%clk 0:02:54] } 62. gxh4+ { [%eval 3.44] [%clk 0:02:07] } 62... Kf4 { [%eval 3.72] [%clk 0:03:10] } 63. Rd6 { [%eval 3.62] [%clk 0:02:34] } 63... Ng3+ { [%eval 3.87] [%clk 0:02:43] } 64. Kg2 { [%eval 3.8] [%clk 0:02:50] } 64... Nxe4 { [%eval 3.7] [%clk 0:02:43] } 65. Rxg6 { [%eval 4.08] [%clk 0:03:17] } 65... Kf5 { [%eval 3.73] [%clk 0:02:36] } 66. Rg7 { [%eval 3.84] [%clk 0:03:25] } 66... Nf6 { [%eval 3.74] [%clk 0:02:16] } 67. Kf3 { [%eval 4.14] [%clk 0:02:15] } 67... e4+ { [%eval 4.1] [%clk 0:02:28] } 68. Ke3 { [%eval 3.72] [%clk 0:02:42] } 68... Nd5+? { [%eval 6.13] } { Mistake. Ng4+ was best. } { [%clk 0:02:43] } 69. Kd4 { [%eval 5.97] [%clk 0:02:39] } 69... Nf6 { [%eval 5.91] [%clk 0:03:03] } 70. Rg1 { [%eval 6.0] [%clk 0:01:34] } 70... Ke6 { [%eval 7.18] [%clk 0:02:21] } 71. Rg5 { [%eval 6.38] [%clk 0:01:52] } 71... Kf7 { [%eval 6.5] [%clk 0:02:07] } 72. h5 { [%eval 6.92] [%clk 0:01:50] } 72... Ke6 { [%eval 6.77] [%clk 0:01:52] } 73. h6 { [%eval 8.59] [%clk 0:02:16] } 73... Kf7 { [%eval 65.8] [%clk 0:02:17] } 74. Ke5 { [%eval 64.09] [%clk 0:01:57] } 74... Nd7+ { [%eval 59.44] [%clk 0:01:58] } 75. Kf5 { [%eval 60.14] [%clk 0:02:03] } 75... e3?! { [%eval #8] } { Checkmate is now unavoidable. Nf8 was best. } { [%clk 0:01:32] } 76. Rg7+ { [%eval #7] [%clk 0:02:28] } 76... Ke8 { [%eval #7] [%clk 0:01:57] } 77. h7 { [%eval #6] [%clk 0:02:46] } 1-0