Event: Round 6: Jackson, Leo Daniel Olivera - Demirkan, Mustafa
Site: https://lichess.org/broadcast/fide-world-cadet-chess-championships-2025--open-u12/round-6/kuL46NHd/mgWyTYH2
Date: 2025-09-24
White: Jackson, Leo Daniel Olivera
WhiteElo: 1887
Black: Demirkan, Mustafa
BlackElo: 2010
Result: 0-1
ECO: D30
Opening: Queen's Gambit Declined
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:59] } 1... d5 { [%eval 0.18] [%clk 1:30:38] } 2. c4 { [%eval 0.18] [%clk 1:31:27] } 2... e6 { [%eval 0.17] [%clk 1:31:07] } 3. Nf3 { [%eval 0.11] [%clk 1:31:56] } 3... Nf6 { [%eval 0.17] [%clk 1:31:14] } 4. g3 { [%eval 0.16] [%clk 1:32:14] } 4... Bb4+ { [%eval 0.15] [%clk 1:31:17] } 5. Nbd2 { [%eval 0.0] [%clk 1:31:55] } 5... O-O { [%eval 0.14] [%clk 1:31:34] } 6. a3 { [%eval 0.08] [%clk 1:31:36] } 6... Be7 { [%eval 0.06] [%clk 1:31:02] } 7. Bg2 { [%eval 0.06] [%clk 1:31:14] } 7... b6 { [%eval 0.04] [%clk 1:30:55] } 8. cxd5 { [%eval 0.06] [%clk 1:25:15] } 8... exd5 { [%eval 0.12] [%clk 1:31:13] } 9. O-O { [%eval 0.06] [%clk 1:24:44] } 9... Bb7 { [%eval 0.04] [%clk 1:31:00] } 10. Qc2 { [%eval 0.04] [%clk 1:22:47] } 10... Nbd7 { [%eval 0.02] [%clk 1:30:31] } 11. Ne5 { [%eval -0.42] [%clk 1:11:11] } 11... c5 { [%eval -0.2] [%clk 1:25:26] } 12. f4?! { [%eval -0.94] } { Inaccuracy. Nxd7 was best. } { [%clk 1:06:58] } 12... cxd4 { [%eval -0.59] [%clk 1:21:49] } 13. Nc6?? { [%eval -2.44] } { Blunder. b4 was best. } { [%clk 1:04:14] } 13... Bxc6 { [%eval -2.37] [%clk 1:13:28] } 14. Qxc6 { [%eval -2.24] [%clk 1:04:42] } 14... Nc5 { [%eval -2.55] [%clk 1:12:33] } 15. Bh3 { [%eval -2.29] [%clk 0:54:11] } 15... d3?! { [%eval -1.6] } { Inaccuracy. a5 was best. } { [%clk 1:00:54] } 16. e3? { [%eval -2.93] } { Mistake. exd3 was best. } { [%clk 0:46:35] } 16... Qe8?! { [%eval -1.82] } { Inaccuracy. a5 was best. } { [%clk 0:58:17] } 17. Qxe8 { [%eval -1.85] [%clk 0:40:31] } 17... Rfxe8 { [%eval -1.96] [%clk 0:58:29] } 18. b4 { [%eval -2.46] [%clk 0:37:18] } 18... Nce4 { [%eval -2.62] [%clk 0:55:06] } 19. Nb3 { [%eval -3.23] [%clk 0:33:13] } 19... a5 { [%eval -2.93] [%clk 0:47:16] } 20. bxa5 { [%eval -3.21] [%clk 0:30:29] } 20... bxa5 { [%eval -3.16] [%clk 0:47:13] } 21. Rd1 { [%eval -3.15] [%clk 0:29:56] } 21... a4 { [%eval -3.13] [%clk 0:46:31] } 22. Nd4 { [%eval -3.06] [%clk 0:30:03] } 22... d2? { [%eval -1.17] } { Mistake. Nc5 was best. } { [%clk 0:46:41] } 23. Bxd2 { [%eval -0.95] [%clk 0:29:59] } 23... Nxd2 { [%eval -1.03] [%clk 0:47:10] } 24. Rxd2 { [%eval -0.99] [%clk 0:30:27] } 24... Bc5 { [%eval -0.68] [%clk 0:47:17] } 25. Rc2 { [%eval -0.76] [%clk 0:25:27] } 25... Ba7 { [%eval -0.23] [%clk 0:46:12] } 26. Kf2 { [%eval -0.75] [%clk 0:24:55] } 26... Bc5 { [%eval -0.26] [%clk 0:21:12] } 27. Kf3 { [%eval -0.62] [%clk 0:21:35] } 27... Bxd4 { [%eval -0.58] [%clk 0:18:57] } 28. exd4 { [%eval -0.7] [%clk 0:21:59] } 28... Rab8 { [%eval -0.99] [%clk 0:19:23] } 29. Rac1? { [%eval -2.44] } { Mistake. Raa2 was best. } { [%clk 0:14:29] } 29... Rb3+ { [%eval -2.19] [%clk 0:17:18] } 30. Rc3?? { [%eval -4.94] } { Blunder. Kg2 was best. } { [%clk 0:14:47] } 30... Ne4 { [%eval -4.86] [%clk 0:16:14] } 31. Rxb3 { [%eval -4.81] [%clk 0:14:15] } 31... axb3 { [%eval -4.63] [%clk 0:16:43] } 32. Kg4 { [%eval -5.85] [%clk 0:04:54] } 32... b2 { [%eval -5.84] [%clk 0:16:26] } 33. Rb1 { [%eval -6.03] [%clk 0:05:16] } 33... Rb8 { [%eval -5.86] [%clk 0:16:55] } 34. Bf1 { [%eval -6.13] [%clk 0:05:20] } 34... Nc3 { [%eval -5.99] [%clk 0:17:12] } 35. Bd3 { [%eval -6.78] [%clk 0:05:45] } 35... Nxb1 { [%eval -6.71] [%clk 0:17:37] } 36. Bxb1 { [%eval -6.52] [%clk 0:06:09] } 36... Ra8 { [%eval -6.59] [%clk 0:17:58] } 37. Kf5 { [%eval -6.61] [%clk 0:06:29] } 37... Rxa3 { [%eval -6.58] [%clk 0:18:27] } 38. Ke5 { [%eval -6.34] [%clk 0:06:46] } 38... Ra1 { [%eval -6.96] [%clk 0:18:34] } 39. Bc2 { [%eval -6.87] [%clk 0:06:54] } 39... b1=Q { [%eval -6.89] [%clk 0:19:16] } 40. Bxb1 { [%eval -6.77] [%clk 0:07:18] } 40... Rxb1 { [%eval -6.43] [%clk 0:19:41] } 41. Kxd5 { [%eval -7.27] [%clk 0:07:40] } 41... Kf8 { [%eval -7.21] [%clk 0:20:10] } 42. Kd6 { [%eval -7.13] [%clk 0:07:48] } 42... Ke8 { [%eval -6.81] [%clk 0:20:36] } 43. f5 { [%eval -6.99] [%clk 0:08:09] } 43... Kd8 { [%eval -6.87] [%clk 0:20:45] } 44. g4 { [%eval -9.82] [%clk 0:08:32] } 44... h6 { [%eval -8.06] [%clk 0:20:55] } 45. h4 { [%eval -10.46] [%clk 0:08:50] } 45... Rg1 { [%eval -9.79] [%clk 0:21:24] } 46. g5? { [%eval #-19] } { Checkmate is now unavoidable. Kd5 was best. } { [%clk 0:09:06] } 46... hxg5 { [%eval #-18] [%clk 0:21:52] } 47. hxg5 { [%eval #-18] [%clk 0:09:28] } 47... Rxg5 { [%eval -83.08] [%clk 0:22:21] } 48. Ke5?! { [%eval #-16] } { Checkmate is now unavoidable. f6 was best. } { [%clk 0:09:44] } 48... g6 { [%eval -77.77] [%clk 0:22:47] } 49. Kf6?! { [%eval #-8] } { Checkmate is now unavoidable. Kf4 was best. } { [%clk 0:10:04] } 49... Rxf5+ { [%eval #-7] [%clk 0:23:14] } 50. Kg7 { [%eval #-7] [%clk 0:10:25] } 50... g5 { [%eval #-7] [%clk 0:23:39] } 51. d5 { [%eval #-7] [%clk 0:10:45] } 51... Rxd5 { [%eval #-6] [%clk 0:24:01] } 52. Kxf7 { [%eval #-6] [%clk 0:11:12] } 52... g4 { [%eval #-7] [%clk 0:24:30] } 53. Ke6 { [%eval #-7] [%clk 0:11:30] } 53... Rd1 { [%eval #-8] [%clk 0:24:40] } 54. Kf5 { [%eval #-8] [%clk 0:11:54] } 54... g3 { [%eval #-7] [%clk 0:25:09] } 55. Kf4 { [%eval #-7] [%clk 0:12:16] } 55... g2 { [%eval #-6] [%clk 0:25:38] } 56. Kf3 { [%eval #-6] [%clk 0:12:38] } 56... g1=N+ { [%eval #-11] [%clk 0:25:40] } 57. Kf2 { [%eval #-10] [%clk 0:13:00] } 57... Rd7 { [%eval #-11] [%clk 0:26:05] } 58. Ke3 { [%eval #-11] [%clk 0:13:23] } 58... Ke7 { [%eval #-10] [%clk 0:26:29] } 59. Kf2 { [%eval #-10] [%clk 0:13:46] } 59... Rd3 { [%eval #-11] [%clk 0:26:53] } 60. Kg2 { [%eval #-9] [%clk 0:14:10] } 60... Kf6 { [%eval #-9] [%clk 0:27:17] } 61. Kh2 { [%eval #-7] [%clk 0:14:33] } 61... Kg5 { [%eval #-6] [%clk 0:27:16] } 62. Kh1 { [%eval #-5] [%clk 0:14:55] } 62... Rd2 { [%eval #-5] [%clk 0:27:09] } 63. Kxg1 { [%eval #-5] [%clk 0:15:11] } 63... Kg4 { [%eval #-4] [%clk 0:27:35] } 64. Kf1 { [%eval #-4] [%clk 0:15:32] } 64... Kf3 { [%eval #-3] [%clk 0:27:58] } 65. Ke1 { [%eval #-2] [%clk 0:15:57] } 65... Rd8 { [%eval #-1] [%clk 0:28:26] } 0-1