Event: Round 4: Ostling, Hakan - Thorn, Eric
Date: 2025-04-05
White: Ostling, Hakan
WhiteElo: 2111
Black: Thorn, Eric
BlackTitle: FM
BlackElo: 2282
Result: 1-0
ECO: A03
Opening: Bird Opening: Dutch Variation
Variant: Standard
TimeControl: 45+10

1. f4 { [%eval -0.23] [%clk 0:45:07] } 1... d5 { [%eval -0.17] [%clk 0:45:00] } 2. Nf3 { [%eval -0.24] [%clk 0:45:11] } 2... g6 { [%eval -0.25] [%clk 0:44:37] } 3. g3 { [%eval -0.25] [%clk 0:45:16] } 3... Bg7 { [%eval -0.22] [%clk 0:44:39] } 4. Bg2 { [%eval -0.29] [%clk 0:45:24] } 4... Nf6 { [%eval -0.12] [%clk 0:44:04] } 5. d3 { [%eval -0.22] [%clk 0:45:00] } 5... c5 { [%eval -0.27] [%clk 0:43:01] } 6. O-O { [%eval -0.25] [%clk 0:45:04] } 6... O-O { [%eval -0.19] [%clk 0:42:30] } 7. Nc3 { [%eval -0.39] [%clk 0:42:50] } 7... d4 { [%eval -0.35] [%clk 0:37:47] } 8. Nb5 { [%eval -0.65] [%clk 0:42:08] } 8... Nc6 { [%eval -0.71] [%clk 0:36:57] } 9. a4 { [%eval -0.68] [%clk 0:42:10] } 9... a6 { [%eval -0.46] [%clk 0:34:40] } 10. Na3 { [%eval -0.41] [%clk 0:41:57] } 10... Be6 { [%eval -0.46] [%clk 0:34:35] } 11. Nc4 { [%eval -0.5] [%clk 0:28:20] } 11... Rc8 { [%eval -0.32] [%clk 0:26:47] } 12. Ng5 { [%eval -0.52] [%clk 0:23:35] } 12... Bd5 { [%eval -0.44] [%clk 0:26:06] } 13. e4 { [%eval -0.76] [%clk 0:23:22] } 13... dxe3 { [%eval -0.83] [%clk 0:25:59] } 14. Nxe3 { [%eval -0.92] [%clk 0:16:12] } 14... Bxg2 { [%eval -0.9] [%clk 0:25:54] } 15. Kxg2 { [%eval -0.93] [%clk 0:16:19] } 15... Qd7?! { [%eval -0.24] } { Inaccuracy. b5 was best. } { [%clk 0:24:38] } 16. Nc4 { [%eval -0.39] [%clk 0:12:28] } 16... Nd5 { [%eval -0.17] [%clk 0:20:09] } 17. Ne4?? { [%eval -2.18] } { Blunder. a5 was best. } { [%clk 0:11:18] } 17... b6? { [%eval -0.67] } { Mistake. b5 was best. } { [%clk 0:16:54] } 18. c3 { [%eval -0.79] [%clk 0:10:48] } 18... f5 { [%eval -0.65] [%clk 0:16:07] } 19. Ng5 { [%eval -0.99] [%clk 0:10:38] } 19... b5 { [%eval -1.05] [%clk 0:15:41] } 20. axb5 { [%eval -0.98] [%clk 0:10:36] } 20... axb5 { [%eval -1.05] [%clk 0:15:49] } 21. Ne3 { [%eval -0.91] [%clk 0:10:22] } 21... h6 { [%eval -0.56] [%clk 0:11:06] } 22. Qb3 { [%eval -0.53] [%clk 0:07:29] } 22... e6 { [%eval -0.56] [%clk 0:09:22] } 23. Nf3 { [%eval -0.83] [%clk 0:05:34] } 23... Nc7 { [%eval -0.82] [%clk 0:07:45] } 24. Rd1 { [%eval -0.79] [%clk 0:04:38] } 24... Kh7 { [%eval -0.87] [%clk 0:06:04] } 25. Nc2? { [%eval -2.34] } { Mistake. Kg1 was best. } { [%clk 0:03:55] } 25... Rfd8?! { [%eval -1.16] } { Inaccuracy. c4 was best. } { [%clk 0:03:42] } 26. c4?! { [%eval -1.82] } { Inaccuracy. Ne3 was best. } { [%clk 0:02:17] } 26... bxc4 { [%eval -1.78] [%clk 0:01:51] } 27. Qxc4 { [%eval -1.83] [%clk 0:02:25] } 27... e5?! { [%eval -0.99] } { Inaccuracy. Nd5 was best. } { [%clk 0:01:51] } 28. Nxe5?? { [%eval -3.37] } { Blunder. fxe5 was best. } { [%clk 0:02:14] } 28... Bxe5 { [%eval -3.33] [%clk 0:00:27] } 29. fxe5 { [%eval -3.34] [%clk 0:02:20] } 29... Nxe5 { [%eval -3.34] [%clk 0:00:35] } 30. Qf4 { [%eval -3.25] [%clk 0:01:58] } 30... Nf7?? { [%eval -0.6] } { Blunder. Qd5+ was best. } { [%clk 0:00:35] } 31. Ra7 { [%eval -0.6] [%clk 0:01:45] } 31... Nd5 { [%eval -0.13] [%clk 0:00:37] } 32. Qa4 { [%eval -0.19] [%clk 0:01:44] } 32... Qxa4 { [%eval -0.13] [%clk 0:00:05] } 33. Rxa4 { [%eval -0.25] [%clk 0:01:53] } 33... Ne5 { [%eval -0.05] [%clk 0:00:10] } 34. d4 { [%eval -0.08] [%clk 0:01:36] } 34... Nf6 { [%eval 0.0] [%clk 0:00:14] } 35. Ra7+ { [%eval 0.0] [%clk 0:01:35] } 35... Rd7?? { [%eval 2.69] } { Blunder. Kg8 was best. } { [%clk 0:00:15] } 36. dxe5 { [%eval 2.42] [%clk 0:01:40] } 36... Rxa7 { [%eval 2.67] [%clk 0:00:20] } 37. exf6 { [%eval 2.61] [%clk 0:01:49] } 37... Rf8 { [%eval 2.89] [%clk 0:00:18] } 38. Rd6 { [%eval 2.89] [%clk 0:01:47] } 38... Raf7 { [%eval 2.88] [%clk 0:00:22] } 39. Be3?! { [%eval 2.01] } { Inaccuracy. Rc6 was best. } { [%clk 0:01:49] } 39... Rxf6 { [%eval 2.08] } 40. Rxf6 { [%eval 2.1] [%clk 0:01:58] } 40... Rxf6 { [%eval 2.23] [%clk 0:00:22] } 41. Bxc5 { [%eval 2.19] [%clk 0:02:12] } 41... Re6?! { [%eval 3.05] } { Inaccuracy. f4 was best. } { [%clk 0:00:25] } 42. Nd4?! { [%eval 2.33] } { Inaccuracy. Kf3 was best. } { [%clk 0:02:17] } 42... Re3?! { [%eval 3.69] } { Inaccuracy. Ra6 was best. } { [%clk 0:00:16] } 43. Kf2 { [%eval 3.56] [%clk 0:02:18] } 43... Re5 { [%eval 3.72] } 44. b4 { [%eval 3.52] [%clk 0:02:25] } 44... g5 { [%eval 3.48] [%clk 0:00:23] } 45. Kf3 { [%eval 3.27] [%clk 0:02:01] } 45... Kg6 { [%eval 3.79] [%clk 0:00:29] } 46. Nc2? { [%eval 2.09] } { Mistake. Nc6 was best. } { [%clk 0:01:29] } 46... Re4?! { [%eval 3.38] } { Inaccuracy. h5 was best. } { [%clk 0:00:29] } 47. Ne3?! { [%eval 2.28] } { Inaccuracy. Nd4 was best. } { [%clk 0:01:33] } 47... h5 { [%eval 2.11] [%clk 0:00:14] } 48. Nd5? { [%eval 0.83] } { Mistake. Ke2 was best. } { [%clk 0:01:30] } 48... Kf7 { [%eval 0.9] [%clk 0:00:12] } 49. Nc3 { [%eval 0.61] [%clk 0:01:22] } 49... Rc4 { [%eval 0.82] [%clk 0:00:17] } 50. Nb5 { [%eval 0.31] [%clk 0:01:29] } 50... Ke6?? { [%eval 2.05] } { Blunder. Rc2 was best. } { [%clk 0:00:20] } 51. Nd4+ { [%eval 2.03] [%clk 0:01:24] } 51... Ke5 { [%eval 1.97] [%clk 0:00:17] } 52. Ne2?? { [%eval 0.0] } { Blunder. Ke3 was best. } { [%clk 0:01:22] } 52... Rc2?? { [%eval 2.28] } { Blunder. h4 was best. } { [%clk 0:00:14] } 53. Bf8?! { [%eval 1.4] } { Inaccuracy. h4 was best. } { [%clk 0:01:21] } 53... Kd5 { [%eval 1.92] [%clk 0:00:15] } 54. Bg7?? { [%eval 0.14] } { Blunder. Be7 was best. } { [%clk 0:01:19] } 54... Rc4? { [%eval 1.63] } { Mistake. Kc4 was best. } { [%clk 0:00:20] } 55. Bf8?! { [%eval 0.55] } { Inaccuracy. b5 was best. } { [%clk 0:01:18] } 55... Rc8? { [%eval 2.09] } { Mistake. h4 was best. } { [%clk 0:00:14] } 56. Be7 { [%eval 1.83] [%clk 0:01:20] } 56... g4+ { [%eval 1.83] [%clk 0:00:20] } 57. Kf4 { [%eval 1.77] [%clk 0:01:20] } 57... Re8 { [%eval 1.8] [%clk 0:00:17] } 58. Nc3+ { [%eval 1.68] [%clk 0:01:27] } 58... Ke6 { [%eval 1.87] [%clk 0:00:12] } 59. Bc5 { [%eval 1.91] [%clk 0:01:30] } 59... Rd8 { [%eval 1.93] [%clk 0:00:12] } 60. Ne2 { [%eval 1.9] [%clk 0:01:31] } 60... Rd2 { [%eval 1.86] [%clk 0:00:13] } 61. Nd4+ { [%eval 1.83] [%clk 0:01:30] } 61... Kf6 { [%eval 2.17] [%clk 0:00:13] } 62. Nxf5 { [%eval 2.14] } 62... Rxh2 { [%eval 2.09] } 63. Bd4+ { [%eval 2.08] [%clk 0:01:31] } 63... Kg6?? { [%eval 4.5] } { Blunder. Ke6 was best. } { [%clk 0:00:17] } 64. b5 { [%eval 4.45] [%clk 0:01:36] } 64... Rh1 { [%eval 4.49] [%clk 0:00:23] } 65. Ke4 { [%eval 4.39] [%clk 0:01:01] } 65... Re1+ { [%eval 4.31] [%clk 0:00:15] } 66. Be3 { [%eval 4.26] [%clk 0:01:04] } 66... Rb1 { [%eval 4.65] [%clk 0:00:12] } 67. b6 { [%eval 4.55] [%clk 0:01:11] } 67... Rb4+ { [%eval 4.55] [%clk 0:00:20] } 68. Bd4 { [%eval 4.43] [%clk 0:01:04] } 68... Rb3?! { [%eval 6.02] } { Inaccuracy. Rb5 was best. } { [%clk 0:00:19] } 69. Ne7+?! { [%eval 4.43] } { Inaccuracy. Nh4+ was best. } { [%clk 0:00:57] } 69... Kf7 { [%eval 4.34] [%clk 0:00:18] } 70. Nf5 { [%eval 3.73] [%clk 0:00:50] } 70... Kg6? { [%eval 6.3] } { Mistake. Ke6 was best. } { [%clk 0:00:20] } 71. Nh4+ { [%eval 6.46] [%clk 0:00:35] } 71... Kg5 { [%eval 5.87] } 72. Be3+?! { [%eval 4.47] } { Inaccuracy. Bc5 was best. } { [%clk 0:00:41] } 72... Kf6 { [%eval 3.71] [%clk 0:00:24] } 73. Ng2? { [%eval 2.12] } { Mistake. Nf5 was best. } { [%clk 0:00:27] } 73... Rb4+?? { [%eval 6.08] } { Blunder. Ke7 was best. } { [%clk 0:00:18] } 74. Kd5 { [%eval 5.77] } 74... Kf5 { [%eval 6.47] [%clk 0:00:16] } 75. Kc6 { [%eval 6.24] [%clk 0:00:30] } 75... Ke4 { [%eval 5.51] [%clk 0:00:16] } 76. b7?? { [%eval 1.82] } { Blunder. Bf4 was best. } { [%clk 0:00:14] } 76... Rc4+?? { [%eval #12] } { Checkmate is now unavoidable. Rxb7 was best. } { [%clk 0:00:14] } 77. Bc5 { [%eval #13] [%clk 0:00:13] } 77... Kf3 { [%eval #13] [%clk 0:00:11] } 78. Ne1+ { [%eval #13] [%clk 0:00:18] } 1-0