Event: U.S. Senior Championship
Site: Saint Louis, United States
Date: 2021-07-22
White: Khachiyan, Melikset
WhiteElo: 2474
Black: Novikov, Igor
BlackElo: 2554
Result: 1/2-1/2
ECO: B23
Opening: Sicilian Defense: Closed
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:30:45] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. Nc3 { [%eval 0.17] [%clk 1:30:36] } 2... d6 { [%eval 0.36] [%clk 1:31:11] } 3. f4 { [%eval 0.0] [%clk 1:30:33] } 3... Nc6 { [%eval 0.06] [%clk 1:31:16] } 4. Nf3 { [%eval -0.13] [%clk 1:30:54] } 4... g6 { [%eval 0.09] [%clk 1:31:31] } 5. Bc4 { [%eval -0.24] [%clk 1:31:17] } 5... Bg7 { [%eval -0.13] [%clk 1:31:46] } 6. d3 { [%eval -0.13] [%clk 1:31:37] } 6... e6 { [%eval -0.39] [%clk 1:31:05] } 7. O-O { [%eval -0.07] [%clk 1:31:52] } 7... Nge7 { [%eval -0.17] [%clk 1:31:06] } 8. Qe1 { [%eval -0.27] [%clk 1:32:02] } 8... h6 { [%eval -0.03] [%clk 1:30:03] } 9. h4 { [%eval 0.13] [%clk 1:31:06] } 9... h5 { [%eval -0.05] [%clk 1:12:13] } 10. f5 { [%eval 0.33] [%clk 1:30:59] } 10... gxf5 { [%eval 0.36] [%clk 0:59:56] } 11. Ng5 { [%eval 0.0] [%clk 1:31:06] } 11... Nd4 { [%eval 0.01] [%clk 0:58:54] } 12. Nb5 { [%eval 0.12] [%clk 1:31:30] } 12... Nxb5?! { [%eval 0.87] } { Inaccuracy. d5 was best. } { [%clk 0:46:51] } 13. exf5 { [%eval 0.66] [%clk 1:32:03] } 13... Nd4?? { [%eval 3.57] } { Blunder. Bd4+ was best. } { [%clk 0:37:44] } 14. f6 { [%eval 3.47] } 14... Bxf6 { [%eval 3.75] [%clk 0:35:24] } 15. Rxf6 { [%eval 3.9] [%clk 1:32:09] } 15... Rf8 { [%eval 3.96] [%clk 0:35:36] } 16. Nh7 { [%eval 3.72] [%clk 1:16:12] } 16... Rh8 { [%eval 2.98] [%clk 0:34:42] } 17. Rh6?! { [%eval 2.26] } { Inaccuracy. Ng5 was best. } { [%clk 0:50:55] } 17... Kd7 { [%eval 2.12] [%clk 0:25:44] } 18. Bg5 { [%eval 2.31] [%clk 0:49:37] } 18... Rxh7?! { [%eval 3.32] } { Inaccuracy. Kc7 was best. } { [%clk 0:20:04] } 19. Rxh7 { [%eval 3.05] [%clk 0:49:38] } 19... Qg8 { [%eval 3.42] [%clk 0:20:31] } 20. Rxh5?! { [%eval 2.5] } { Inaccuracy. Qe4 was best. } { [%clk 0:46:01] } 20... Nxc2?! { [%eval 3.8] } { Inaccuracy. b5 was best. } { [%clk 0:20:33] } 21. Qf2 { [%eval 3.51] [%clk 0:30:35] } 21... Nxa1 { [%eval 2.8] [%clk 0:20:37] } 22. Qf6 { [%eval 3.87] [%clk 0:30:56] } 22... Ng6 { [%eval 4.48] [%clk 0:17:14] } 23. Rh7? { [%eval 2.21] } { Mistake. d4 was best. } { [%clk 0:30:21] } 23... Kc6 { [%eval 2.23] [%clk 0:16:36] } 24. Rxf7?! { [%eval 1.13] } { Inaccuracy. Rg7 was best. } { [%clk 0:30:10] } 24... Ne5 { [%eval 0.95] [%clk 0:16:45] } 25. Rf8 { [%eval 0.92] [%clk 0:27:49] } 25... Qg6?? { [%eval 4.97] } { Blunder. Qh7 was best. } { [%clk 0:13:37] } 26. Bxe6?? { [%eval 0.87] } { Blunder. Qh8 was best. } { [%clk 0:22:53] } 26... Bxe6?! { [%eval 1.57] } { Inaccuracy. Qxf6 was best. } { [%clk 0:10:13] } 27. Qxg6 { [%eval 1.69] [%clk 0:22:46] } 27... Nxg6 { [%eval 1.83] [%clk 0:10:40] } 28. Rxa8 { [%eval 1.97] [%clk 0:23:10] } 28... Ne5 { [%eval 1.62] [%clk 0:08:16] } 29. h5 { [%eval 1.54] [%clk 0:23:13] } 29... Nxd3?? { [%eval 4.15] } { Blunder. Nc2 was best. } { [%clk 0:08:33] } 30. h6?! { [%eval 3.08] } { Inaccuracy. Rf8 was best. } { [%clk 0:23:05] } 30... Bf5 { [%eval 3.09] [%clk 0:08:59] } 31. Rf8 { [%eval 3.18] [%clk 0:21:15] } 31... Be4 { [%eval 2.92] [%clk 0:08:58] } 32. Re8 { [%eval 3.12] [%clk 0:21:24] } 32... Bg6 { [%eval 2.91] [%clk 0:09:13] } 33. Re6 { [%eval 2.94] [%clk 0:18:08] } 33... Bf5 { [%eval 2.96] [%clk 0:08:57] } 34. g4 { [%eval 3.3] [%clk 0:14:51] } 34... Bxe6 { [%eval 3.44] [%clk 0:08:31] } 35. h7 { [%eval 3.25] [%clk 0:15:16] } 35... Ne5 { [%eval 3.33] [%clk 0:08:18] } 36. h8=Q { [%eval 2.86] [%clk 0:15:38] } 36... Nf3+ { [%eval 3.4] [%clk 0:06:37] } 37. Kf2 { [%eval 3.44] [%clk 0:15:52] } 37... Nxg5 { [%eval 3.31] [%clk 0:07:02] } 38. Qh1+ { [%eval 3.3] [%clk 0:16:19] } 38... d5 { [%eval 3.75] [%clk 0:07:09] } 39. Qxa1?? { [%eval 0.96] } { Blunder. Qh6 was best. } { [%clk 0:16:44] } 39... Bxg4 { [%eval 0.88] [%clk 0:07:32] } 40. Qh1 { [%eval 0.61] [%clk 0:45:03] } 40... Ne4+ { [%eval 1.07] [%clk 0:37:43] } 41. Ke3 { [%eval 0.92] [%clk 0:45:13] } 41... Bd7 { [%eval 1.28] [%clk 0:37:31] } 42. Kf4?! { [%eval 0.51] } { Inaccuracy. Qh5 was best. } { [%clk 0:45:08] } 42... Kb6 { [%eval 0.73] [%clk 0:37:37] } 43. Ke5?! { [%eval 0.03] } { Inaccuracy. Qd1 was best. } { [%clk 0:42:07] } 43... Bc6 { [%eval 0.37] [%clk 0:38:02] } 44. Qg1 { [%eval 0.15] [%clk 0:42:29] } 44... a5 { [%eval 0.14] [%clk 0:38:09] } 45. b3 { [%eval 0.0] [%clk 0:41:34] } 45... Kb5 { [%eval 0.12] [%clk 0:34:29] } 46. a3 { [%eval 0.21] [%clk 0:38:21] } 46... Ka6 { [%eval 0.16] [%clk 0:30:43] } 47. Qg8 { [%eval 0.26] [%clk 0:33:34] } 47... Kb5 { [%eval 0.24] [%clk 0:29:21] } 48. Qg2 { [%eval 0.29] [%clk 0:29:28] } 48... Kb6 { [%eval 0.11] [%clk 0:28:19] } 49. Qc2 { [%eval 0.28] [%clk 0:29:27] } 49... Kb5 { [%eval 0.21] [%clk 0:25:00] } 50. Qb2 { [%eval 0.23] [%clk 0:28:12] } 50... d4 { [%eval 0.3] [%clk 0:20:31] } 51. Qe2+ { [%eval 0.31] [%clk 0:25:04] } 51... Kb6 { [%eval 0.37] [%clk 0:20:57] } 52. Qc4 { [%eval 0.25] [%clk 0:21:00] } 52... Ka7 { [%eval 0.49] [%clk 0:19:49] } 53. b4 { [%eval 0.52] [%clk 0:19:42] } 53... axb4 { [%eval 0.48] [%clk 0:19:56] } 54. axb4 { [%eval 0.45] [%clk 0:20:05] } 54... b6?? { [%eval 3.96] } { Blunder. cxb4 was best. } { [%clk 0:19:51] } 55. b5?? { [%eval 0.41] } { Blunder. Qa2+ was best. } { [%clk 0:13:56] } 55... Bb7 { [%eval 0.16] [%clk 0:20:13] } 56. Ke6 { [%eval 0.31] [%clk 0:10:33] } 56... Nc3 { [%eval 0.0] [%clk 0:20:25] } 57. Kd6 { [%eval 0.0] [%clk 0:10:51] } 57... Nd5 { [%eval 0.08] [%clk 0:20:47] } 1/2-1/2