Event: Nuorten SM 2025, U18
Site: Valkeakoski, Finland
Date: 2025-06-07
White: Collander, David
WhiteElo: 1869
Black: Moisio, Miska
BlackElo: 1896
Result: 1-0
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90' / 40 moves + 30' + 30 sec / move

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:28:58] } 2. Nf3 { [%eval 0.2] [%clk 1:31:21] } 2... d6 { [%eval 0.31] [%clk 1:29:22] } 3. d4 { [%eval 0.22] [%clk 1:31:47] } 3... cxd4 { [%eval 0.19] [%clk 1:29:47] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:14] } 4... Nf6 { [%eval 0.31] [%clk 1:30:10] } 5. Nc3 { [%eval 0.32] [%clk 1:32:40] } 5... a6 { [%eval 0.28] [%clk 1:30:35] } 6. Bg5 { [%eval 0.0] [%clk 1:33:06] } 6... Nbd7 { [%eval 0.19] [%clk 1:30:52] } 7. Bc4 { [%eval 0.19] [%clk 1:33:30] } 7... Qb6 { [%eval 0.16] [%clk 1:31:12] } 8. Bb3 { [%eval 0.3] [%clk 1:33:50] } 8... e6 { [%eval 0.26] [%clk 1:31:37] } 9. Qd2 { [%eval 0.33] [%clk 1:33:47] } 9... Be7 { [%eval 0.3] [%clk 1:31:51] } 10. O-O-O { [%eval 0.49] [%clk 1:33:58] } 10... Nc5 { [%eval 0.1] [%clk 1:30:45] } 11. Rhe1 { [%eval 0.05] [%clk 1:29:18] } 11... Qc7 { [%eval -0.07] [%clk 1:29:50] } 12. Kb1 { [%eval -0.27] [%clk 1:26:22] } 12... b5? { [%eval 0.85] } { Mistake. h6 was best. } { [%clk 1:27:25] } 13. Bxf6 { [%eval 1.32] [%clk 1:13:52] } 13... Bxf6 { [%eval 1.21] [%clk 1:24:12] } 14. Ndxb5 { [%eval 1.08] [%clk 1:01:44] } 14... axb5 { [%eval 1.21] [%clk 1:23:53] } 15. Nxb5 { [%eval 1.05] [%clk 1:02:11] } 15... Qb6 { [%eval 1.38] [%clk 1:09:14] } 16. Nxd6+ { [%eval 1.07] [%clk 0:59:28] } 16... Kf8 { [%eval 1.14] [%clk 1:07:00] } 17. Qf4?? { [%eval -1.09] } { Blunder. e5 was best. } { [%clk 0:53:45] } 17... Qa7?? { [%eval 3.81] } { Blunder. e5 was best. } { [%clk 0:40:10] } 18. e5 { [%eval 3.85] [%clk 0:45:11] } 18... Nxb3 { [%eval 4.16] [%clk 0:38:40] } 19. cxb3 { [%eval 4.12] [%clk 0:45:01] } 19... Qxa2+?! { [%eval 5.54] } { Inaccuracy. Bd8 was best. } { [%clk 0:32:45] } 20. Kc2 { [%eval 5.71] [%clk 0:45:21] } 20... Rb8 { [%eval 6.08] [%clk 0:31:10] } 21. Re3 { [%eval 6.06] [%clk 0:44:14] } 21... Qa5 { [%eval 6.11] [%clk 0:25:51] } 22. exf6 { [%eval 6.05] [%clk 0:42:49] } 22... g5 { [%eval 5.43] [%clk 0:24:49] } 23. Nc4?! { [%eval 3.52] } { Inaccuracy. Qd4 was best. } { [%clk 0:41:21] } 23... gxf4 { [%eval 3.29] [%clk 0:22:43] } 24. Nxa5 { [%eval 3.2] [%clk 0:41:45] } 24... Bb7 { [%eval 3.24] [%clk 0:20:29] } 25. Rc3 { [%eval 3.31] [%clk 0:36:35] } 25... Be4+ { [%eval 3.41] [%clk 0:17:25] } 26. Kc1 { [%eval 2.89] [%clk 0:36:50] } 26... Rg8 { [%eval 2.9] [%clk 0:17:11] } 27. Nc6?? { [%eval 0.18] } { Blunder. Rd4 was best. } { [%clk 0:27:28] } 27... Ra8?? { [%eval 2.56] } { Blunder. Bxc6 was best. } { [%clk 0:14:04] } 28. Ne7?! { [%eval 1.6] } { Inaccuracy. Rd4 was best. } { [%clk 0:23:13] } 28... Rg5? { [%eval 3.19] } { Mistake. Rxg2 was best. } { [%clk 0:07:25] } 29. Rd4 { [%eval 3.12] [%clk 0:18:05] } 29... Bxg2 { [%eval 2.88] [%clk 0:06:24] } 30. Rdc4?! { [%eval 1.8] } { Inaccuracy. Rxf4 was best. } { [%clk 0:17:51] } 30... Bb7 { [%eval 2.33] [%clk 0:04:41] } 31. Rb4 { [%eval 2.28] [%clk 0:15:30] } 31... Bd5 { [%eval 2.28] [%clk 0:00:58] } 32. Rxf4 { [%eval 2.21] [%clk 0:15:30] } 32... Rg1+?! { [%eval 3.34] } { Inaccuracy. Ke8 was best. } { [%clk 0:00:35] } 33. Kc2 { [%eval 3.19] [%clk 0:15:46] } 33... Bb7 { [%eval 3.66] [%clk 0:00:38] } 34. Rg3 { [%eval 3.48] [%clk 0:15:42] } 34... Rxg3 { [%eval 3.24] [%clk 0:00:46] } 35. fxg3 { [%eval 3.48] [%clk 0:15:44] } 35... Ke8 { [%eval 3.1] [%clk 0:00:34] } 36. Kc3 { [%eval 2.82] [%clk 0:14:50] } 36... Ra1 { [%eval 2.59] [%clk 0:00:37] } 37. Rf2 { [%eval 2.23] [%clk 0:13:38] } 37... Kd7 { [%eval 2.01] [%clk 0:00:32] } 38. Ng8?! { [%eval 1.29] } { Inaccuracy. b4 was best. } { [%clk 0:13:32] } 38... e5 { [%eval 1.19] [%clk 0:00:33] } 39. Nh6 { [%eval 0.75] [%clk 0:13:11] } 39... Ke6 { [%eval 0.8] [%clk 0:00:40] } 40. Nf5 { [%eval 0.82] [%clk 0:12:21] } 40... Be4?! { [%eval 1.41] } { Inaccuracy. Rc1+ was best. } { [%clk 0:00:32] } 41. Ne3 { [%eval 1.0] [%clk 0:10:42] } 41... Ra8?! { [%eval 2.06] } { Inaccuracy. Rc1+ was best. } { [%clk 0:28:06] } 42. Nc4 { [%eval 2.02] [%clk 0:41:40] } 42... Bf5? { [%eval 3.61] } { Mistake. Rd8 was best. } { [%clk 0:26:01] } 43. Re2 { [%eval 3.48] [%clk 0:39:02] } 43... e4 { [%eval 3.47] [%clk 0:25:04] } 44. g4 { [%eval 3.49] [%clk 0:38:25] } 44... Bg6 { [%eval 3.43] [%clk 0:23:48] } 45. h4 { [%eval 3.32] [%clk 0:37:25] } 45... h5 { [%eval 3.24] [%clk 0:23:35] } 46. gxh5 { [%eval 3.17] [%clk 0:37:43] } 46... Bxh5 { [%eval 3.73] [%clk 0:23:56] } 47. Rxe4+ { [%eval 3.62] [%clk 0:38:04] } 47... Kxf6 { [%eval 3.43] [%clk 0:24:05] } 48. b4 { [%eval 3.44] [%clk 0:38:14] } 48... Bg6 { [%eval 3.96] [%clk 0:23:47] } 49. Re5 { [%eval 3.83] [%clk 0:37:48] } 49... Rc8 { [%eval 4.19] [%clk 0:22:38] } 50. Rc5 { [%eval 4.06] [%clk 0:37:57] } 50... Rd8 { [%eval 4.2] [%clk 0:22:37] } 51. b5 { [%eval 4.14] [%clk 0:37:33] } 51... Rh8 { [%eval 4.86] [%clk 0:22:02] } 52. b6 { [%eval 4.7] [%clk 0:37:43] } 52... Be4 { [%eval 4.83] [%clk 0:21:56] } 53. Nd6 { [%eval 5.06] [%clk 0:37:16] } 53... Bh1 { [%eval 4.98] [%clk 0:21:28] } 54. Rc8 { [%eval 4.89] [%clk 0:35:08] } 54... Rxh4 { [%eval 4.66] [%clk 0:13:27] } 55. b7 { [%eval 4.53] [%clk 0:35:32] } 55... Bxb7 { [%eval 4.82] [%clk 0:13:35] } 56. Nxb7 { [%eval 4.77] [%clk 0:35:58] } 56... Ke5 { [%eval 5.01] [%clk 0:13:51] } 57. Rc5+ { [%eval 4.76] [%clk 0:34:39] } 57... Ke6 { [%eval 4.47] [%clk 0:13:39] } 58. Rc4 { [%eval 4.66] [%clk 0:33:08] } 58... Rh5 { [%eval 5.06] [%clk 0:12:49] } 59. Nc5+ { [%eval 5.1] [%clk 0:32:31] } 59... Kd5 { [%eval 4.95] [%clk 0:12:42] } 60. Nd3 { [%eval 4.85] [%clk 0:32:50] } 60... Rh3 { [%eval 5.38] [%clk 0:12:26] } 61. b4 { [%eval 5.32] [%clk 0:32:02] } 61... f5 { [%eval 5.18] [%clk 0:12:34] } 62. Rc5+ { [%eval 4.87] [%clk 0:31:19] } 62... Ke4 { [%eval 5.52] [%clk 0:12:46] } 63. Re5+ { [%eval 8.0] [%clk 0:31:38] } 63... Kf3 { [%eval 7.2] [%clk 0:12:36] } 64. Rxf5+ { [%eval 6.66] [%clk 0:32:02] } 64... Ke4 { [%eval 6.07] [%clk 0:14:38] } 65. Re5+ { [%eval 5.38] [%clk 0:32:44] } 65... Kf3 { [%eval 7.37] [%clk 0:14:53] } 66. b5 { [%eval 7.19] [%clk 0:32:54] } 66... Rh6 { [%eval 7.06] [%clk 0:14:58] } 67. Kc4 { [%eval 6.71] [%clk 0:33:17] } 67... Rh4+ { [%eval 6.02] [%clk 0:15:04] } 68. Kc5 { [%eval 7.36] [%clk 0:33:35] } 68... Rh2 { [%eval 8.16] [%clk 0:15:05] } 69. Re6 { [%eval 7.73] [%clk 0:33:43] } 69... Rc2+ { [%eval 6.27] [%clk 0:15:24] } 70. Kb6 { [%eval 5.07] [%clk 0:34:07] } 70... Rc3?! { [%eval 8.5] } { Inaccuracy. Rc8 was best. } { [%clk 0:15:44] } 71. Nc5 { [%eval 8.36] [%clk 0:34:28] } 71... Kf4 { [%eval 7.73] [%clk 0:15:59] } 72. Kc6 { [%eval 6.17] [%clk 0:34:46] } 72... Kf5 { [%eval 7.09] [%clk 0:16:24] } 73. b6 { [%eval 7.07] [%clk 0:35:03] } 73... Rxc5+? { [%eval #10] } { Checkmate is now unavoidable. Rh3 was best. } { [%clk 0:16:38] } 74. Kxc5 { [%eval #9] [%clk 0:35:23] } 74... Kxe6 { [%eval #9] [%clk 0:16:20] } 75. Kc6 { [%eval #9] [%clk 0:05:00] } 75... Ke5 { [%clk 0:17:00] } 1-0