Event: Round 9: Koykka, Pekka - Borsos, Bogdan
Date: 2025-07-20
White: Koykka, Pekka
WhiteTitle: IM
WhiteElo: 2359
Black: Borsos, Bogdan
BlackTitle: IM
BlackElo: 2071
Result: 1-0
ECO: A30
Opening: English Opening: Symmetrical Variation
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:28:28] } 1... c5 { [%eval 0.19] [%clk 1:30:17] } 2. Nf3 { [%eval 0.26] [%clk 1:28:33] } 2... a6 { [%eval 0.5] [%clk 1:28:00] } 3. d4 { [%eval 0.31] [%clk 1:25:50] } 3... cxd4 { [%eval 0.3] [%clk 1:27:56] } 4. Nxd4 { [%eval 0.39] [%clk 1:25:48] } 4... e5 { [%eval 0.65] [%clk 1:27:48] } 5. Nc2 { [%eval 0.72] [%clk 1:25:17] } 5... Nf6 { [%eval 0.81] [%clk 1:25:39] } 6. Nc3 { [%eval 0.74] [%clk 1:20:11] } 6... h6 { [%eval 0.82] [%clk 1:22:59] } 7. e4 { [%eval 0.45] [%clk 1:12:34] } 7... Be7 { [%eval 0.8] [%clk 1:19:39] } 8. Be2 { [%eval 0.87] [%clk 1:05:40] } 8... O-O { [%eval 0.94] [%clk 1:18:32] } 9. Qd3 { [%eval 0.47] [%clk 1:04:24] } 9... b5?! { [%eval 1.1] } { Inaccuracy. Nc6 was best. } { [%clk 1:11:50] } 10. Qg3 { [%eval 1.14] [%clk 0:59:17] } 10... Kh8 { [%eval 1.2] [%clk 1:11:02] } 11. Qxe5 { [%eval 1.21] [%clk 0:50:10] } 11... bxc4 { [%eval 1.17] [%clk 1:11:07] } 12. O-O { [%eval 1.12] [%clk 0:41:45] } 12... d6 { [%eval 1.04] [%clk 1:10:54] } 13. Qd4 { [%eval 1.02] [%clk 0:39:08] } 13... Be6 { [%eval 1.03] [%clk 1:10:19] } 14. Nb4 { [%eval 0.99] [%clk 0:38:49] } 14... a5 { [%eval 1.0] [%clk 1:03:16] } 15. Nbd5 { [%eval 1.12] [%clk 0:37:47] } 15... Nc6 { [%eval 1.21] [%clk 1:03:38] } 16. Qxc4 { [%eval 1.13] [%clk 0:33:12] } 16... Nb4 { [%eval 1.22] [%clk 1:03:59] } 17. a3 { [%eval 1.29] [%clk 0:30:00] } 17... Rc8 { [%eval 1.18] [%clk 1:00:35] } 18. Qb3 { [%eval 1.18] [%clk 0:30:15] } 18... Nbxd5 { [%eval 1.08] [%clk 0:55:54] } 19. exd5 { [%eval 1.17] [%clk 0:30:33] } 19... Bf5 { [%eval 1.11] [%clk 0:49:13] } 20. Be3 { [%eval 1.28] [%clk 0:30:20] } 20... Rb8 { [%eval 1.06] [%clk 0:49:02] } 21. Bb5 { [%eval 1.17] [%clk 0:29:22] } 21... Ng4 { [%eval 1.17] [%clk 0:47:23] } 22. Bd4 { [%eval 1.08] [%clk 0:28:24] } 22... Bf6 { [%eval 1.13] [%clk 0:47:45] } 23. Rad1 { [%eval 1.18] [%clk 0:25:46] } 23... Bxd4 { [%eval 1.34] [%clk 0:46:58] } 24. Rxd4 { [%eval 1.32] [%clk 0:26:10] } 24... Qb6 { [%eval 1.47] [%clk 0:47:10] } 25. Qd1 { [%eval 1.54] [%clk 0:23:44] } 25... Ne5 { [%eval 1.51] [%clk 0:47:03] } 26. Qd2 { [%eval 1.52] [%clk 0:21:35] } 26... Rfc8 { [%eval 1.4] [%clk 0:46:14] } 27. Rf4?! { [%eval 0.5] } { Inaccuracy. a4 was best. } { [%clk 0:17:49] } 27... Bg6 { [%eval 0.75] [%clk 0:43:10] } 28. a4 { [%eval 0.66] [%clk 0:18:02] } 28... Rc5?! { [%eval 1.36] } { Inaccuracy. Bd3 was best. } { [%clk 0:40:38] } 29. Qe3 { [%eval 1.23] [%clk 0:12:41] } 29... Qd8 { [%eval 1.24] [%clk 0:40:17] } 30. Rd4 { [%eval 1.22] [%clk 0:12:35] } 30... Rbc8 { [%eval 1.18] [%clk 0:38:38] } 31. f4 { [%eval 0.72] [%clk 0:11:57] } 31... Ng4 { [%eval 1.24] [%clk 0:38:15] } 32. Qe2 { [%eval 1.29] [%clk 0:10:26] } 32... f5 { [%eval 1.2] [%clk 0:34:44] } 33. h3 { [%eval 1.34] [%clk 0:08:06] } 33... Nf6 { [%eval 1.23] [%clk 0:34:59] } 34. Kh2 { [%eval 1.21] [%clk 0:08:24] } 34... R8c7 { [%eval 1.23] [%clk 0:30:12] } 35. Re1?! { [%eval 0.65] } { Inaccuracy. Qd2 was best. } { [%clk 0:07:41] } 35... Rf7?! { [%eval 1.73] } { Inaccuracy. Ne4 was best. } { [%clk 0:27:59] } 36. Bc6 { [%eval 1.24] [%clk 0:07:02] } 36... Qb6?! { [%eval 2.13] } { Inaccuracy. Ne4 was best. } { [%clk 0:25:46] } 37. Qd2 { [%eval 1.9] [%clk 0:04:25] } 37... Qd8 { [%eval 1.87] [%clk 0:18:25] } 38. Re6 { [%eval 2.03] [%clk 0:04:09] } 38... Re7 { [%eval 1.88] [%clk 0:18:04] } 39. Qe1?! { [%eval 1.08] } { Inaccuracy. Rxe7 was best. } { [%clk 0:02:47] } 39... Rxe6 { [%eval 1.08] [%clk 0:17:55] } 40. Qxe6 { [%eval 0.98] [%clk 0:03:10] } 40... Kh7 { [%eval 0.98] [%clk 0:18:12] } 41. Qe2 { [%eval 0.75] [%clk 0:27:28] } 41... Bf7 { [%eval 0.97] [%clk 0:46:12] } 42. Rd2 { [%eval 0.53] [%clk 0:23:36] } 42... Bg6 { [%eval 0.72] [%clk 0:44:15] } 43. Qd3 { [%eval 0.33] [%clk 0:23:30] } 43... Qb6 { [%eval 0.85] [%clk 0:40:46] } 44. Bb5 { [%eval 0.84] [%clk 0:20:30] } 44... Rc7 { [%eval 1.21] [%clk 0:39:07] } 45. Re2 { [%eval 1.28] [%clk 0:19:19] } 45... Qc5?! { [%eval 2.14] } { Inaccuracy. Rc8 was best. } { [%clk 0:33:14] } 46. Bc6 { [%eval 2.09] [%clk 0:17:13] } 46... Qb4?! { [%eval 3.09] } { Inaccuracy. Rc8 was best. } { [%clk 0:32:00] } 47. Nb5 { [%eval 2.78] [%clk 0:15:41] } 47... Rf7?! { [%eval 4.02] } { Inaccuracy. Rc8 was best. } { [%clk 0:31:27] } 48. Qd4 { [%eval 3.93] [%clk 0:15:18] } 48... Qxd4 { [%eval 3.72] [%clk 0:30:07] } 49. Nxd4 { [%eval 3.93] [%clk 0:15:46] } 49... Ne4 { [%eval 4.24] [%clk 0:30:20] } 50. Ne6 { [%eval 4.11] [%clk 0:13:23] } 50... Ra7?! { [%eval 6.02] } { Inaccuracy. h5 was best. } { [%clk 0:29:41] } 51. Nf8+ { [%eval 5.83] [%clk 0:13:32] } 1-0