Event: Round 4: Kovalskyi, Roman - Thomas, James
Site: https://lichess.org/broadcast/2025-uk-chess-challenge-terafinal-under-18/round-4/HqV1ukiS/L8lKd9Zz
Date: 2025-10-17
White: Kovalskyi, Roman
WhiteElo: 1994
Black: Thomas, James
BlackElo: 1877
Result: 0-1
ECO: C02
Opening: French Defense: Advance Variation, Euwe Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:23:50] } 1... e6 { [%eval 0.3] [%clk 0:25:19] } 2. d4 { [%eval 0.29] [%clk 0:23:58] } 2... d5 { [%eval 0.31] [%clk 0:25:28] } 3. e5 { [%eval 0.25] [%clk 0:24:07] } 3... c5 { [%eval 0.2] [%clk 0:25:36] } 4. c3 { [%eval 0.18] [%clk 0:24:16] } 4... Nc6 { [%eval 0.11] [%clk 0:25:44] } 5. Nf3 { [%eval 0.15] [%clk 0:24:25] } 5... Bd7 { [%eval 0.25] [%clk 0:25:53] } 6. Be2 { [%eval 0.16] [%clk 0:24:32] } 6... Nge7 { [%eval 0.18] [%clk 0:26:01] } 7. Na3 { [%eval 0.2] [%clk 0:24:36] } 7... cxd4 { [%eval 0.19] [%clk 0:26:09] } 8. cxd4 { [%eval 0.19] [%clk 0:24:44] } 8... Nf5 { [%eval 0.2] [%clk 0:26:17] } 9. Nc2 { [%eval 0.16] [%clk 0:24:52] } 9... Qb6 { [%eval 0.37] [%clk 0:26:25] } 10. O-O { [%eval 0.47] [%clk 0:24:57] } 10... Rc8 { [%eval 0.42] [%clk 0:26:34] } 11. Kh1 { [%eval 0.22] [%clk 0:25:06] } 11... Na5 { [%eval 0.27] [%clk 0:26:43] } 12. Re1 { [%eval 0.23] [%clk 0:23:26] } 12... Be7 { [%eval 0.2] [%clk 0:26:51] } 13. Bd3 { [%eval 0.29] [%clk 0:23:19] } 13... h6 { [%eval 0.33] [%clk 0:26:59] } 14. Bd2 { [%eval -0.11] [%clk 0:22:34] } 14... Nc4 { [%eval -0.01] [%clk 0:26:45] } 15. Bc3 { [%eval -0.13] [%clk 0:22:17] } 15... O-O?! { [%eval 0.86] } { Inaccuracy. Nxb2 was best. } { [%clk 0:24:43] } 16. a4? { [%eval -0.71] } { Mistake. Rb1 was best. } { [%clk 0:20:17] } 16... a5?! { [%eval -0.02] } { Inaccuracy. Nxb2 was best. } { [%clk 0:19:00] } 17. g4 { [%eval -0.44] [%clk 0:18:27] } 17... Nh4 { [%eval -0.56] [%clk 0:19:04] } 18. Ne3?? { [%eval -2.49] } { Blunder. g5 was best. } { [%clk 0:18:36] } 18... Nxb2 { [%eval -2.47] [%clk 0:17:21] } 19. Bxb2 { [%eval -2.37] [%clk 0:17:50] } 19... Qxb2 { [%eval -1.97] [%clk 0:17:29] } 20. Re2 { [%eval -1.88] [%clk 0:17:41] } 20... Qb4 { [%eval -2.0] [%clk 0:17:21] } 21. Nxh4 { [%eval -1.71] [%clk 0:16:59] } 21... Bxh4 { [%eval -1.78] [%clk 0:17:29] } 22. f4?! { [%eval -2.61] } { Inaccuracy. Rea2 was best. } { [%clk 0:17:08] } 22... Rc3 { [%eval -2.64] [%clk 0:14:55] } 23. g5 { [%eval -2.85] [%clk 0:15:03] } 23... hxg5 { [%eval -2.76] [%clk 0:13:57] } 24. f5? { [%eval -4.94] } { Mistake. Bc2 was best. } { [%clk 0:11:04] } 24... Qxd4 { [%eval -4.87] [%clk 0:12:20] } 25. Bc2 { [%eval -5.35] [%clk 0:10:56] } 25... Qxd1+ { [%eval -5.48] [%clk 0:12:13] } 26. Rxd1 { [%eval -5.32] [%clk 0:11:04] } 26... Rfc8 { [%eval -5.38] [%clk 0:10:10] } 27. Rdd2 { [%eval -5.44] [%clk 0:10:44] } 27... g4 { [%eval -5.38] [%clk 0:08:51] } 28. Nd1 { [%eval -5.71] [%clk 0:10:24] } 28... Bg5 { [%eval -5.37] [%clk 0:07:20] } 29. Nxc3 { [%eval -5.32] [%clk 0:10:03] } 29... Bxd2 { [%eval -5.22] [%clk 0:07:28] } 30. Rxd2 { [%eval -5.26] [%clk 0:10:11] } 30... Rxc3 { [%eval -5.19] [%clk 0:07:36] } 31. fxe6 { [%eval -5.2] [%clk 0:10:20] } 31... fxe6 { [%eval -5.11] [%clk 0:07:16] } 32. Bd1 { [%eval -5.38] [%clk 0:10:28] } 32... g3 { [%eval -5.38] [%clk 0:06:54] } 33. hxg3 { [%eval -5.36] [%clk 0:10:28] } 33... Rxg3 { [%eval -5.35] [%clk 0:07:01] } 34. Rc2 { [%eval -5.33] [%clk 0:10:10] } 34... Bc6 { [%eval -5.48] [%clk 0:06:33] } 35. Rc5 { [%eval -5.44] [%clk 0:10:19] } 35... Re3 { [%eval -5.45] [%clk 0:05:43] } 36. Bg4 { [%eval -5.61] [%clk 0:10:21] } 36... Rxe5 { [%eval -5.51] [%clk 0:05:45] } 37. Kh2 { [%eval -5.84] [%clk 0:10:28] } 37... Re4 { [%eval -5.82] [%clk 0:05:41] } 38. Kg3 { [%eval -5.76] [%clk 0:10:37] } 38... Kf7 { [%eval -5.7] [%clk 0:05:06] } 39. Rxa5 { [%eval -5.75] [%clk 0:10:44] } 39... Rxa4 { [%eval -6.03] [%clk 0:05:10] } 40. Rc5 { [%eval -5.97] [%clk 0:10:50] } 40... Rc4 { [%eval -5.89] [%clk 0:05:05] } 41. Ra5 { [%eval -5.78] [%clk 0:10:59] } 41... Kf6 { [%eval -5.76] [%clk 0:05:03] } 42. Ra8 { [%eval -5.91] [%clk 0:11:03] } 42... b5 { [%eval -5.81] [%clk 0:03:59] } 43. Rf8+ { [%eval -5.82] [%clk 0:11:12] } 43... Ke7 { [%eval -5.52] [%clk 0:03:08] } 44. Rc8 { [%eval -5.53] [%clk 0:10:50] } 44... b4 { [%eval -5.65] [%clk 0:03:07] } 45. Be2 { [%eval -6.86] [%clk 0:10:54] } 45... Rc3+ { [%eval -6.57] [%clk 0:03:04] } 46. Kf4 { [%eval -7.93] [%clk 0:11:03] } 46... Bb5 { [%eval -7.44] [%clk 0:02:28] } 47. Rxc3? { [%eval #-18] } { Checkmate is now unavoidable. Ra8 was best. } { [%clk 0:08:25] } 47... bxc3 { [%eval -13.33] [%clk 0:02:35] } 48. Bd1?! { [%eval #-17] } { Checkmate is now unavoidable. Bxb5 was best. } { [%clk 0:08:34] } 48... Bd3 { [%eval #-16] [%clk 0:02:30] } 49. Ke3 { [%eval -68.68] [%clk 0:08:21] } 49... c2 { [%eval -75.07] [%clk 0:02:38] } 50. Kd4?! { [%eval #-6] } { Checkmate is now unavoidable. Bh5 was best. } { [%clk 0:08:30] } 50... cxd1=Q { [%eval #-5] [%clk 0:02:37] } 51. Ke5 { [%eval #-3] [%clk 0:08:39] } 51... Be4 { [%eval #-3] [%clk 0:02:31] } 0-1