Event: Round 6: Kostov, Deyan Samuil - Bosboom, Manuel
Date: 2025-03-15
White: Kostov, Deyan Samuil
WhiteTitle: FM
WhiteElo: 2308
Black: Bosboom, Manuel
BlackTitle: IM
Result: 1-0
ECO: E90
Opening: King's Indian Defense: Normal Variation, Rare Defenses
Variant: Standard
TimeControl: 15+5

1. d4 { [%eval 0.17] [%clk 0:15:06] } 1... Nf6 { [%eval 0.19] [%clk 0:15:10] } 2. c4 { [%eval 0.18] [%clk 0:15:09] } 2... g6 { [%eval 0.19] [%clk 0:15:14] } 3. Nc3 { [%eval 0.21] [%clk 0:15:13] } 3... Bg7 { [%eval 0.51] [%clk 0:15:18] } 4. e4 { [%eval 0.4] [%clk 0:15:16] } 4... d6 { [%eval 0.48] [%clk 0:15:22] } 5. Nf3 { [%eval 0.42] [%clk 0:15:19] } 5... O-O { [%eval 0.44] [%clk 0:15:26] } 6. h3 { [%eval 0.42] [%clk 0:15:23] } 6... Nbd7 { [%eval 0.56] [%clk 0:15:28] } 7. Be3 { [%eval 0.47] [%clk 0:15:25] } 7... a5 { [%eval 0.93] [%clk 0:15:30] } 8. g4 { [%eval 0.8] [%clk 0:15:27] } 8... a4 { [%eval 0.89] [%clk 0:15:29] } 9. Be2 { [%eval 0.76] [%clk 0:15:25] } 9... a3 { [%eval 0.95] [%clk 0:15:32] } 10. b3 { [%eval 0.87] [%clk 0:15:20] } 10... c5 { [%eval 0.99] [%clk 0:15:35] } 11. Rc1 { [%eval 1.1] [%clk 0:15:16] } 11... cxd4 { [%eval 1.07] [%clk 0:15:29] } 12. Nxd4 { [%eval 1.1] [%clk 0:15:08] } 12... Nc5 { [%eval 1.17] [%clk 0:15:31] } 13. Qc2 { [%eval 0.9] [%clk 0:15:01] } 13... Qa5 { [%eval 1.24] [%clk 0:15:33] } 14. f3 { [%eval 0.69] [%clk 0:14:34] } 14... Bd7 { [%eval 0.73] [%clk 0:15:12] } 15. O-O { [%eval 0.7] [%clk 0:14:20] } 15... e6?! { [%eval 1.33] } { Inaccuracy. Ne6 was best. } { [%clk 0:15:02] } 16. Ndb5 { [%eval 0.94] [%clk 0:14:07] } 16... Rfd8 { [%eval 1.45] [%clk 0:14:25] } 17. Rfd1 { [%eval 1.14] [%clk 0:13:38] } 17... Ne8 { [%eval 1.03] [%clk 0:13:51] } 18. Kg2 { [%eval 0.91] [%clk 0:13:36] } 18... Bxb5 { [%eval 1.04] [%clk 0:13:50] } 19. Nxb5 { [%eval 0.88] [%clk 0:13:25] } 19... Bb2 { [%eval 0.74] [%clk 0:13:41] } 20. Rb1 { [%eval 0.61] [%clk 0:13:23] } 20... Na6?! { [%eval 1.25] } { Inaccuracy. e5 was best. } { [%clk 0:13:45] } 21. Rxb2 { [%eval 1.34] [%clk 0:11:29] } 21... Nb4 { [%eval 1.21] [%clk 0:13:35] } 22. Qb1 { [%eval 1.34] [%clk 0:11:05] } 22... axb2 { [%eval 1.34] [%clk 0:13:39] } 23. a3 { [%eval 1.22] [%clk 0:09:37] } 23... Nc6 { [%eval 1.57] [%clk 0:13:32] } 24. Qxb2 { [%eval 1.14] [%clk 0:09:39] } 24... Rd7 { [%eval 1.22] [%clk 0:12:42] } 25. Bg5 { [%eval 1.07] [%clk 0:08:32] } 25... Na7 { [%eval 1.13] [%clk 0:11:53] } 26. b4 { [%eval 1.4] [%clk 0:08:15] } 26... Qb6?? { [%eval 4.15] } { Blunder. Qa6 was best. } { [%clk 0:11:57] } 27. c5 { [%eval 4.28] [%clk 0:06:55] } 27... Qc6 { [%eval 4.3] [%clk 0:11:59] } 28. Nxd6 { [%eval 3.68] [%clk 0:06:31] } 28... Rxd6?! { [%eval 5.21] } { Inaccuracy. Nxd6 was best. } { [%clk 0:10:54] } 29. cxd6 { [%eval 5.31] [%clk 0:06:23] } 29... Nxd6 { [%eval 5.12] [%clk 0:10:55] } 30. Qd2 { [%eval 4.16] [%clk 0:04:45] } 30... Nac8 { [%eval 5.1] [%clk 0:09:36] } 31. e5 { [%eval 4.34] [%clk 0:04:25] } 31... Ne8 { [%eval 4.5] [%clk 0:09:25] } 32. Qd7 { [%eval 4.38] [%clk 0:03:40] } 32... Nb6 { [%eval 4.7] [%clk 0:09:02] } 33. Qxc6 { [%eval 4.64] [%clk 0:03:30] } 33... bxc6 { [%eval 4.05] [%clk 0:09:07] } 34. Rc1 { [%eval 3.83] [%clk 0:03:24] } 34... Rxa3 { [%eval 3.77] [%clk 0:09:07] } 35. Rxc6 { [%eval 3.9] [%clk 0:03:25] } 35... Ra2 { [%eval 3.9] [%clk 0:08:12] } 36. Kf1 { [%eval 3.6] [%clk 0:03:28] } 36... Nd5 { [%eval 3.47] [%clk 0:08:14] } 37. Rc8 { [%eval 3.28] [%clk 0:03:23] } 37... Kf8?! { [%eval 4.92] } { Inaccuracy. Ra1+ was best. } { [%clk 0:08:03] } 38. Bb5 { [%eval 4.84] [%clk 0:03:20] } 38... Nc7 { [%eval 4.88] [%clk 0:08:08] } 39. Bxe8 { [%eval 4.81] [%clk 0:03:12] } 39... Nxe8 { [%eval 4.72] [%clk 0:08:12] } 40. b5 { [%eval 4.76] [%clk 0:03:10] } 40... Rb2 { [%eval 4.75] [%clk 0:08:16] } 41. Rb8 { [%eval 4.79] [%clk 0:03:14] } 41... h6?! { [%eval 6.16] } { Inaccuracy. h5 was best. } { [%clk 0:08:15] } 42. Bxh6+ { [%eval 6.01] [%clk 0:03:02] } 42... Ke7 { [%eval 6.01] [%clk 0:08:20] } 43. Bg5+ { [%eval 5.82] [%clk 0:03:06] } 1-0