Event: Round 7: Kollen, Zyon - Okuno, Rion
Date: 2024-12-28
White: Kollen, Zyon
WhiteTitle: FM
WhiteElo: 2344
Black: Okuno, Rion
BlackElo: 2027
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. Nf3 { [%eval 0.2] [%clk 1:31:23] } 2... d6 { [%eval 0.22] [%clk 1:31:21] } 3. d4 { [%eval 0.22] [%clk 1:31:49] } 3... cxd4 { [%eval 0.19] [%clk 1:31:47] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:15] } 4... Nf6 { [%eval 0.25] [%clk 1:32:12] } 5. Nc3 { [%eval 0.32] [%clk 1:32:41] } 5... a6 { [%eval 0.32] [%clk 1:32:39] } 6. Be3 { [%eval 0.33] [%clk 1:33:06] } 6... e5 { [%eval 0.15] [%clk 1:33:05] } 7. Nb3 { [%eval 0.17] [%clk 1:33:30] } 7... Be7 { [%eval 0.24] [%clk 1:33:31] } 8. f3 { [%eval 0.35] [%clk 1:33:55] } 8... Be6 { [%eval 0.53] [%clk 1:33:57] } 9. Qd2 { [%eval 0.39] [%clk 1:34:20] } 9... h5 { [%eval 0.38] [%clk 1:34:24] } 10. a4 { [%eval 0.22] [%clk 1:34:23] } 10... Nbd7 { [%eval 0.28] [%clk 1:32:14] } 11. Be2 { [%eval 0.23] [%clk 1:34:34] } 11... Qc7 { [%eval 0.19] [%clk 1:32:16] } 12. O-O { [%eval 0.23] [%clk 1:34:27] } 12... O-O { [%eval 0.29] [%clk 1:32:42] } 13. Rfd1 { [%eval 0.0] [%clk 1:32:45] } 13... Rfd8 { [%eval 0.0] [%clk 1:32:37] } 14. Nd5 { [%eval -0.18] [%clk 1:23:18] } 14... Bxd5 { [%eval -0.19] [%clk 1:23:44] } 15. exd5 { [%eval -0.13] [%clk 1:23:44] } 15... Nb6 { [%eval -0.13] [%clk 1:14:20] } 16. Qa5 { [%eval -0.11] [%clk 1:13:48] } 16... Nfd7? { [%eval 1.13] } { Mistake. Qxc2 was best. } { [%clk 0:56:50] } 17. c4 { [%eval 1.2] [%clk 1:11:22] } 17... Nc5 { [%eval 1.37] [%clk 0:52:02] } 18. Qb4?? { [%eval -0.44] } { Blunder. Ra3 was best. } { [%clk 0:59:52] } 18... a5 { [%eval -0.31] [%clk 0:41:01] } 19. Nxa5 { [%eval -0.48] [%clk 0:52:35] } 19... Nxd5?? { [%eval 2.41] } { Blunder. Nbxa4 was best. } { [%clk 0:38:07] } 20. cxd5 { [%eval 2.35] [%clk 0:52:02] } 20... Rxa5 { [%eval 2.4] [%clk 0:37:15] } 21. Qc4?? { [%eval 0.39] } { Blunder. Qc3 was best. } { [%clk 0:40:57] } 21... Qd7 { [%eval 0.31] [%clk 0:34:11] } 22. b3 { [%eval 0.49] [%clk 0:33:29] } 22... Rc8 { [%eval 0.44] [%clk 0:32:33] } 23. Rdc1 { [%eval 0.14] [%clk 0:31:51] } 23... Raa8 { [%eval 0.25] [%clk 0:31:53] } 24. a5 { [%eval 0.31] [%clk 0:25:48] } 24... Na6? { [%eval 1.58] } { Mistake. Qd8 was best. } { [%clk 0:29:22] } 25. Qb5 { [%eval 1.48] [%clk 0:21:32] } 25... Rxc1+?! { [%eval 2.2] } { Inaccuracy. Qxb5 was best. } { [%clk 0:21:23] } 26. Rxc1 { [%eval 2.2] [%clk 0:21:51] } 26... Qxb5 { [%eval 2.16] [%clk 0:21:14] } 27. Bxb5 { [%eval 2.04] [%clk 0:22:19] } 27... Nb4 { [%eval 2.14] [%clk 0:21:22] } 28. Bd2 { [%eval 2.08] [%clk 0:17:19] } 28... Nxd5 { [%eval 2.1] [%clk 0:21:07] } 29. a6 { [%eval 2.05] [%clk 0:17:45] } 29... Bd8?? { [%eval 5.6] } { Blunder. Rb8 was best. } { [%clk 0:04:16] } 30. axb7 { [%eval 5.58] [%clk 0:18:01] } 30... Bb6+ { [%eval 5.71] [%clk 0:04:42] } 31. Kf1 { [%eval 5.64] [%clk 0:18:18] } 31... Rf8 { [%eval 6.08] [%clk 0:05:09] } 32. Rc8 { [%eval 6.21] [%clk 0:17:35] } 32... Ba7 { [%eval 5.92] [%clk 0:05:32] } 33. Ba5 { [%eval 5.77] [%clk 0:11:59] } 33... Bb8 { [%eval 7.06] [%clk 0:05:08] } 34. Be8 { [%eval 7.54] [%clk 0:11:29] } 34... Ba7 { [%eval 7.36] [%clk 0:04:58] } 35. Ra8 { [%eval 7.46] [%clk 0:11:13] } 35... Ne3+ { [%eval 7.76] [%clk 0:01:09] } 36. Ke2 { [%eval 7.83] [%clk 0:10:52] } 36... Nf5 { [%eval 8.18] [%clk 0:00:39] } 37. Rxa7 { [%eval 7.99] [%clk 0:10:55] } 37... Nd4+ { [%eval 7.75] [%clk 0:00:53] } 38. Kf2 { [%eval 7.83] [%clk 0:11:14] } 38... Rxe8 { [%eval 7.5] [%clk 0:00:33] } 39. Ra8 { [%eval 7.99] [%clk 0:11:37] } 39... Rxa8 { [%eval 7.89] [%clk 0:00:53] } 40. bxa8=Q+ { [%eval 7.89] [%clk 0:11:59] } 40... Kh7 { [%eval 7.63] [%clk 0:01:19] } 41. Qd5 { [%eval 7.49] [%clk 0:12:01] } 41... h4 { [%eval 8.17] [%clk 0:01:39] } 42. Qxd6 { [%eval 8.93] [%clk 0:11:57] } 42... f6 { [%eval 9.2] [%clk 0:02:06] } 43. Bc3 { [%eval 8.23] [%clk 0:12:02] } 43... Nf5 { [%eval 10.1] [%clk 0:02:32] } 44. Qd3 { [%eval #11] [%clk 0:12:21] } 44... g6 { [%eval #11] [%clk 0:02:58] } 45. Qd7+ { [%eval #19] [%clk 0:12:22] } 45... Kh6 { [%eval #9] [%clk 0:03:25] } 46. Bd2+ { [%eval #8] [%clk 0:12:45] } 46... g5 { [%eval #8] [%clk 0:03:49] } 47. Qxf5 { [%eval #7] [%clk 0:13:07] } 47... e4 { [%eval #4] [%clk 0:04:12] } 48. Qxf6+ { [%eval #3] [%clk 0:13:31] } 48... Kh5 { [%eval #1] [%clk 0:04:38] } 49. Qxg5# { [%clk 0:13:55] } 1-0