Event: Round 4: Tregubenko, Nikolay - Morkunas, Gustas
Date: 2025-04-13
White: Tregubenko, Nikolay
WhiteElo: 2068
Black: Morkunas, Gustas
BlackTitle: FM
BlackElo: 2278
Result: 1-0
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard
TimeControl: 15+5

1. e4 { [%eval 0.18] [%clk 0:15:09] } 1... c5 { [%eval 0.25] [%clk 0:14:44] } 2. Nf3 { [%eval 0.2] [%clk 0:15:11] } 2... e6 { [%eval 0.28] [%clk 0:14:47] } 3. d4 { [%eval 0.4] [%clk 0:15:13] } 3... cxd4 { [%eval 0.29] [%clk 0:14:50] } 4. Nxd4 { [%eval 0.23] [%clk 0:15:16] } 4... a6 { [%eval 0.42] [%clk 0:14:55] } 5. Bd3 { [%eval 0.45] [%clk 0:15:15] } 5... Bc5 { [%eval 0.42] [%clk 0:14:58] } 6. Nb3 { [%eval 0.34] [%clk 0:15:18] } 6... Ba7 { [%eval 0.36] [%clk 0:15:02] } 7. Qg4 { [%eval 0.17] [%clk 0:15:11] } 7... Nf6 { [%eval 0.3] [%clk 0:15:01] } 8. Qg3 { [%eval 0.48] [%clk 0:15:11] } 8... d6 { [%eval 0.5] [%clk 0:13:37] } 9. Nc3 { [%eval 0.53] [%clk 0:15:09] } 9... Nc6 { [%eval 0.54] [%clk 0:13:31] } 10. Bg5 { [%eval 0.54] [%clk 0:14:59] } 10... h6 { [%eval 0.51] [%clk 0:11:39] } 11. Bd2 { [%eval 0.47] [%clk 0:14:58] } 11... Ne5 { [%eval 0.97] [%clk 0:11:19] } 12. Be2 { [%eval 0.88] [%clk 0:13:48] } 12... h5 { [%eval 1.07] [%clk 0:08:32] } 13. Bg5 { [%eval 0.84] [%clk 0:12:06] } 13... b5 { [%eval 0.8] [%clk 0:06:40] } 14. a3 { [%eval 0.78] [%clk 0:10:31] } 14... Bb7 { [%eval 0.78] [%clk 0:06:21] } 15. O-O-O { [%eval 0.76] [%clk 0:10:03] } 15... Qe7? { [%eval 2.01] } { Mistake. Qc7 was best. } { [%clk 0:04:20] } 16. h3?! { [%eval 1.04] } { Inaccuracy. f4 was best. } { [%clk 0:08:10] } 16... O-O-O { [%eval 1.37] [%clk 0:03:17] } 17. Kb1 { [%eval 1.39] [%clk 0:07:34] } 17... Qc7 { [%eval 1.23] [%clk 0:02:54] } 18. Rhe1 { [%eval 0.98] [%clk 0:03:20] } 18... Rd7 { [%eval 1.11] [%clk 0:01:08] } 19. Bxf6?! { [%eval 0.38] } { Inaccuracy. f3 was best. } { [%clk 0:02:42] } 19... gxf6 { [%eval 0.37] [%clk 0:01:10] } 20. Qg7 { [%eval 0.0] [%clk 0:02:26] } 20... Qd8 { [%eval 0.0] [%clk 0:01:10] } 21. f4 { [%eval 0.0] [%clk 0:01:25] } 21... Ng6 { [%eval 0.25] [%clk 0:00:43] } 22. f5 { [%eval 0.39] [%clk 0:01:15] } 22... Rg8?! { [%eval 0.96] } { Inaccuracy. exf5 was best. } { [%clk 0:00:33] } 23. Qh6 { [%eval 1.01] [%clk 0:01:07] } 23... Nh4 { [%eval 0.98] [%clk 0:00:36] } 24. Bf1 { [%eval 0.64] [%clk 0:00:17] } 24... Rg5 { [%eval 0.57] [%clk 0:00:14] } 25. e5?? { [%eval -3.44] } { Blunder. Nd4 was best. } { [%clk 0:00:08] } 25... Nxf5 { [%eval -3.29] [%clk 0:00:14] } 26. Qh7?! { [%eval -4.37] } { Inaccuracy. Qxf6 was best. } { [%clk 0:00:12] } 26... fxe5 { [%eval -4.47] [%clk 0:00:15] } 27. g4 { [%eval -4.39] [%clk 0:00:09] } 27... f6 { [%eval -4.08] [%clk 0:00:11] } 28. Qxd7+ { [%eval -4.17] [%clk 0:00:09] } 28... Qxd7 { [%eval -4.19] } 29. gxf5 { [%eval -4.08] } 29... exf5 { [%eval -4.12] [%clk 0:00:16] } 30. Be2 { [%eval -4.24] [%clk 0:00:12] } 30... h4 { [%eval -4.21] [%clk 0:00:18] } 31. Na5 { [%eval -4.14] [%clk 0:00:11] } 31... Ba8 { [%eval -4.15] [%clk 0:00:12] } 32. a4 { [%eval -4.25] [%clk 0:00:16] } 32... Qc7 { [%eval -4.19] [%clk 0:00:14] } 33. Nb3 { [%eval -4.26] [%clk 0:00:14] } 33... bxa4 { [%eval -4.41] [%clk 0:00:12] } 34. Bxa6+ { [%eval -4.53] [%clk 0:00:10] } 34... Kb8 { [%eval -4.46] [%clk 0:00:10] } 35. Nb5 { [%eval -4.79] [%clk 0:00:10] } 35... Qe7 { [%eval -4.19] [%clk 0:00:10] } 36. Na5 { [%eval -4.53] [%clk 0:00:09] } 36... Bb6 { [%eval -3.77] [%clk 0:00:08] } 37. Nc4 { [%eval -3.81] [%clk 0:00:11] } 37... Bc7 { [%eval -3.83] [%clk 0:00:11] } 38. Ncxd6 { [%eval -3.7] [%clk 0:00:10] } 38... Bxd6 { [%clk 0:00:09] } 39. Rxd6 { [%clk 0:00:13] } 39... Rg8 { [%clk 0:00:10] } 40. Red1 { [%clk 0:00:16] } 40... Bb7 { [%clk 0:00:06] } 41. Bxb7 { [%clk 0:00:12] } 41... Qxb7 { [%clk 0:00:12] } 42. Rd8+ { [%clk 0:00:15] } 42... Rxd8 { [%clk 0:00:15] } 43. Rxd8+ { [%clk 0:00:20] } 43... Qc8 { [%clk 0:00:20] } 44. Rxc8+ { [%clk 0:00:24] } 44... Kxc8 45. Nd6+ { [%clk 0:00:27] } 45... Kd7 { [%clk 0:00:26] } 46. Nxf5 { [%clk 0:00:32] } 46... Ke6 { [%clk 0:00:29] } 47. Nxh4 { [%clk 0:00:33] } 47... f5 { [%clk 0:00:33] } 48. Kc1 { [%clk 0:00:36] } 48... Kf6 { [%clk 0:00:25] } 49. Kd2 { [%clk 0:00:35] } 49... f4 { [%clk 0:00:19] } 50. Kd3 { [%clk 0:00:33] } 50... Kg5 { [%clk 0:00:18] } 51. Nf3+ { [%clk 0:00:34] } 51... Kf5 { [%clk 0:00:26] } 52. Nd2 { [%clk 0:00:23] } 52... Kg5 { [%clk 0:00:07] } 53. Ke4 { [%clk 0:00:25] } 53... Kh4 { [%clk 0:00:10] } 54. Kxe5 { [%clk 0:00:27] } 1-0