Event: Gibraltar Chess Festival: Masters
Site: Caleta Hotel, Gibraltar
Date: 2020-01-24
White: Donchenko, Alexander
WhiteElo: 2647
Black: Kaidanov, Gregory
BlackElo: 2546
Result: 0-1
ECO: D31
Opening: Semi-Slav Defense: Marshall Gambit, Main Line
Variant: Standard
TimeControl: 40/100 min, 20/50 min, 15 min for the rest, with 30s/move starting move 1

1. c4 { [%eval 0.16] [%clk 1:40:57] } 1... e6 { [%eval 0.08] [%clk 1:40:34] } 2. Nc3 { [%eval 0.13] [%clk 1:41:14] } 2... d5 { [%eval 0.49] [%clk 1:40:53] } 3. d4 { [%eval 0.27] [%clk 1:41:32] } 3... c6 { [%eval 0.15] [%clk 1:41:06] } 4. e4 { [%eval 0.0] [%clk 1:41:38] } 4... dxe4 { [%eval 0.19] [%clk 1:41:28] } 5. Nxe4 { [%eval 0.15] [%clk 1:41:59] } 5... Bb4+ { [%eval 0.17] [%clk 1:41:51] } 6. Bd2 { [%eval 0.0] [%clk 1:42:18] } 6... Qxd4 { [%eval 0.0] [%clk 1:42:12] } 7. Bxb4 { [%eval 0.0] [%clk 1:42:42] } 7... Qxe4+ { [%eval 0.0] [%clk 1:42:38] } 8. Be2 { [%eval -0.29] [%clk 1:43:02] } 8... Na6 { [%eval 0.0] [%clk 1:42:51] } 9. Ba5 { [%eval 0.0] [%clk 1:43:17] } 9... f6 { [%eval -0.09] [%clk 1:42:58] } 10. Nf3 { [%eval -0.21] [%clk 1:43:16] } 10... b6 { [%eval -0.1] [%clk 1:33:52] } 11. Nd2 { [%eval 0.09] [%clk 1:42:48] } 11... Qf4 { [%eval 0.05] [%clk 1:33:30] } 12. Bh5+ { [%eval 0.0] [%clk 1:42:47] } 12... g6 { [%eval 0.02] [%clk 1:33:54] } 13. Bf3 { [%eval 0.0] [%clk 1:43:03] } 13... Qe5+ { [%eval 0.07] [%clk 1:34:10] } 14. Kf1 { [%eval 0.26] [%clk 1:43:04] } 14... Qc7 { [%eval 0.33] [%clk 1:34:10] } 15. Bc3 { [%eval 0.47] [%clk 1:42:23] } 15... e5 { [%eval 0.29] [%clk 1:33:57] } 16. b4?! { [%eval -0.39] } { Inaccuracy. Best move was Ne4. } { [%clk 1:23:09] } 16... Ne7 { [%eval -0.07] [%clk 1:29:37] } 17. Ne4 { [%eval -0.3] [%clk 1:16:56] } 17... O-O { [%eval -0.38] [%clk 1:18:34] } 18. Qe2 { [%eval -0.15] [%clk 1:12:44] } 18... Nf5 { [%eval -0.18] [%clk 1:07:19] } 19. Rd1?! { [%eval -0.82] } { Inaccuracy. Best move was h4. } { [%clk 0:38:31] } 19... Be6 { [%eval -0.71] [%clk 1:02:25] } 20. h4 { [%eval -1.17] [%clk 0:35:42] } 20... Qf7?! { [%eval -0.58] } { Inaccuracy. Best move was Rad8. } { [%clk 0:43:13] } 21. Kg1 { [%eval -1.03] [%clk 0:34:46] } 21... Rad8 { [%eval -0.85] [%clk 0:38:22] } 22. Rxd8 { [%eval -0.84] [%clk 0:32:40] } 22... Rxd8 { [%eval -0.87] [%clk 0:38:49] } 23. h5 { [%eval -0.84] [%clk 0:32:56] } 23... g5 { [%eval -0.94] [%clk 0:33:26] } 24. Nxg5 { [%eval -0.85] [%clk 0:30:48] } 24... fxg5 { [%eval -0.76] [%clk 0:32:13] } 25. Qxe5 { [%eval -0.58] [%clk 0:31:12] } 25... Kf8 { [%eval -0.73] [%clk 0:30:18] } 26. h6 { [%eval -0.73] [%clk 0:30:07] } 26... Nb8 { [%eval -0.81] [%clk 0:21:34] } 27. Rh5 { [%eval -0.74] [%clk 0:22:19] } 27... Nd7 { [%eval -0.49] [%clk 0:19:12] } 28. Qe1 { [%eval -0.72] [%clk 0:16:03] } 28... Qg6 { [%eval -0.44] [%clk 0:14:35] } 29. Qd2?! { [%eval -1.1] } { Inaccuracy. Best move was Qc1. } { [%clk 0:13:03] } 29... Nxh6?? { [%eval 1.48] } { Blunder. Best move was Ke7. } { [%clk 0:10:40] } 30. Rxg5 { [%eval 1.02] [%clk 0:12:26] } 30... Qb1+ { [%eval 1.26] [%clk 0:10:54] } 31. Kh2 { [%eval 1.35] [%clk 0:12:38] } 31... Nf7 { [%eval 2.0] [%clk 0:10:14] } 32. Qf4?? { [%eval -1.74] } { Blunder. Best move was Qe3. } { [%clk 0:05:32] } 32... Qd3 { [%eval -1.76] [%clk 0:09:44] } 33. Bd4?! { [%eval -2.44] } { Inaccuracy. Best move was Bg7+. } { [%clk 0:02:46] } 33... c5 { [%eval -2.29] [%clk 0:07:06] } 34. bxc5 { [%eval -2.26] [%clk 0:03:02] } 34... bxc5 { [%eval -1.91] [%clk 0:07:31] } 35. Bg7+?! { [%eval -2.95] } { Inaccuracy. Best move was Bxc5+. } { [%clk 0:02:10] } 35... Ke7 { [%eval -2.63] [%clk 0:05:08] } 36. Rg3 { [%eval -3.08] [%clk 0:01:51] } 36... Qxc4 { [%eval -2.92] [%clk 0:04:45] } 37. Be4 { [%eval -2.7] [%clk 0:02:09] } 37... Rg8 { [%eval -1.98] [%clk 0:03:37] } 38. Qh4+? { [%eval -3.3] } { Mistake. Best move was f3. } { [%clk 0:01:50] } 38... Ke8 { [%eval -3.3] [%clk 0:03:08] } 39. Qxh7?! { [%eval -4.25] } { Inaccuracy. Best move was f3. } { [%clk 0:01:33] } 39... Rxg7 { [%eval -4.29] [%clk 0:01:16] } 40. Rxg7 { [%eval -4.11] [%clk 0:01:53] } 40... Nf6 { [%eval -3.97] [%clk 0:01:22] } 41. Qh4?! { [%eval -5.48] } { Inaccuracy. Best move was Bc6+. } { [%clk 0:40:46] } 41... Nxe4 { [%eval -5.52] [%clk 0:48:55] } 42. Rg8+ { [%eval -5.99] [%clk 0:41:08] } 42... Kd7 { [%eval -4.94] [%clk 0:49:20] } 43. Ra8 { [%eval -5.6] [%clk 0:41:33] } 43... Ned6 { [%eval -4.69] [%clk 0:37:48] } 44. Rxa7+ { [%eval -4.56] [%clk 0:41:33] } 44... Kc6 { [%eval -4.22] [%clk 0:38:07] } 45. Qg3?! { [%eval -6.04] } { Inaccuracy. Best move was Qxc4. } { [%clk 0:39:18] } 45... Nh6 { [%eval -5.63] [%clk 0:35:31] } 46. Qf3+?! { [%eval -7.69] } { Inaccuracy. Best move was f3. } { [%clk 0:37:28] } 46... Kb6 { [%eval -7.58] [%clk 0:31:37] } 47. Ra8 { [%eval -56.23] [%clk 0:31:09] } 47... Ng4+ { [%eval -20.69] [%clk 0:27:26] } 48. Kg3 { [%eval -38.14] [%clk 0:31:33] } 48... Nf5+ { [%eval -12.71] [%clk 0:26:03] } 49. Kh3 { [%eval -55.57] [%clk 0:31:52] } 49... Nxf2+ { [%eval -14.26] [%clk 0:24:42] } 50. Qxf2 { [%eval -63.89] [%clk 0:32:15] } 50... Ne3+ { [%eval -60.19] [%clk 0:24:43] } 51. Kg3 { [%eval -35.58] [%clk 0:31:48] } 51... Nf1+ { [%eval -23.85] [%clk 0:24:34] } 52. Kf3?! { [%eval #-1] } { Checkmate is now unavoidable. Best move was Qxf1. } { [%clk 0:32:12] } 52... Bd5# { [%clk 0:24:36] } 0-1