Event: Nordic Youth Chess Championship
Site: Borgarnes, Iceland
White: Oskarsson, Markus Orri
WhiteElo: 2025
Black: Olsen, William Alexander
BlackElo: 2074
Result: 0-1
ECO: E20
Opening: Nimzo-Indian Defense
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... Nf6 { [%eval 0.19] [%clk 1:30:53] } 2. c4 { [%eval 0.18] [%clk 1:31:16] } 2... e6 { [%eval 0.14] [%clk 1:31:18] } 3. Nc3 { [%eval 0.17] [%clk 1:31:39] } 3... Bb4 { [%eval 0.09] [%clk 1:31:44] } 4. Bd2 { [%eval 0.0] [%clk 1:31:56] } 4... Nc6 { [%eval 0.47] [%clk 1:27:16] } 5. e3 { [%eval 0.4] [%clk 1:27:05] } 5... O-O { [%eval 0.46] [%clk 1:26:19] } 6. Bd3 { [%eval 0.32] [%clk 1:25:25] } 6... d6 { [%eval 0.53] [%clk 1:26:30] } 7. Nge2 { [%eval 0.53] [%clk 1:23:32] } 7... e5 { [%eval 0.56] [%clk 1:26:36] } 8. O-O { [%eval 0.73] [%clk 1:19:49] } 8... Qe7 { [%eval 1.23] [%clk 1:22:01] } 9. d5 { [%eval 1.11] [%clk 1:14:05] } 9... Nb8 { [%eval 1.25] [%clk 1:20:30] } 10. a3 { [%eval 1.36] [%clk 1:12:09] } 10... Bxc3 { [%eval 1.29] [%clk 1:20:49] } 11. Nxc3 { [%eval 0.95] [%clk 1:12:16] } 11... Nbd7 { [%eval 1.45] [%clk 1:18:24] } 12. b4?! { [%eval 0.47] } { Inaccuracy. e4 was best. } { [%clk 1:06:58] } 12... e4 { [%eval 0.48] [%clk 1:13:07] } 13. Bc2 { [%eval 0.45] [%clk 1:03:19] } 13... b6 { [%eval 1.0] [%clk 1:11:09] } 14. Qb1 { [%eval 0.62] [%clk 0:59:20] } 14... Re8 { [%eval 0.3] [%clk 1:11:29] } 15. Rd1 { [%eval 0.19] [%clk 0:51:20] } 15... Ba6 { [%eval 0.25] [%clk 1:03:15] } 16. b5 { [%eval -0.2] [%clk 0:47:43] } 16... Bc8 { [%eval -0.14] [%clk 1:02:03] } 17. Ne2 { [%eval -0.14] [%clk 0:46:56] } 17... Ne5?! { [%eval 0.43] } { Inaccuracy. Nc5 was best. } { [%clk 0:55:44] } 18. Nd4?! { [%eval -0.44] } { Inaccuracy. Ng3 was best. } { [%clk 0:40:07] } 18... Bg4 { [%eval -0.5] [%clk 0:53:57] } 19. Rf1 { [%eval -0.92] [%clk 0:38:19] } 19... Nxc4 { [%eval -0.85] [%clk 0:52:42] } 20. Nc6? { [%eval -2.41] } { Mistake. Be1 was best. } { [%clk 0:38:00] } 20... Qd7 { [%eval -2.53] [%clk 0:52:35] } 21. Bc3 { [%eval -2.25] [%clk 0:37:46] } 21... Nxd5 { [%eval -1.97] [%clk 0:51:08] } 22. Bd4?? { [%eval -5.17] } { Blunder. Qb3 was best. } { [%clk 0:30:49] } 22... Nd2 { [%eval -5.05] [%clk 0:44:57] } 23. Qa2 { [%eval -5.59] [%clk 0:31:11] } 23... Be6? { [%eval -2.97] } { Mistake. Nf3+ was best. } { [%clk 0:44:27] } 24. Bb3 { [%eval -2.71] [%clk 0:29:21] } 24... Nxb3 { [%eval -2.86] [%clk 0:40:09] } 25. Qxb3 { [%eval -2.71] [%clk 0:29:49] } 25... Nf4 { [%eval -2.49] [%clk 0:38:06] } 26. Qd1 { [%eval -3.05] [%clk 0:30:06] } 26... Nd3 { [%eval -3.0] [%clk 0:38:02] } 27. Qh5 { [%eval -3.43] [%clk 0:29:18] } 27... f5 { [%eval -2.93] [%clk 0:36:51] } 28. f3 { [%eval -3.31] [%clk 0:27:49] } 28... a6?! { [%eval -2.21] } { Inaccuracy. Bd5 was best. } { [%clk 0:34:38] } 29. fxe4 { [%eval -2.4] [%clk 0:26:46] } 29... fxe4 { [%eval -2.37] [%clk 0:33:43] } 30. a4 { [%eval -2.46] [%clk 0:26:11] } 30... axb5 { [%eval -1.96] [%clk 0:33:12] } 31. axb5 { [%eval -1.87] [%clk 0:26:06] } 31... Rxa1 { [%eval -1.35] [%clk 0:32:36] } 32. Rxa1 { [%eval -1.24] [%clk 0:26:34] } 32... Rf8 { [%eval -0.83] [%clk 0:31:00] } 33. Qg5 { [%eval -1.06] [%clk 0:26:15] } 33... Qf7 { [%eval -1.16] [%clk 0:30:36] } 34. h3?! { [%eval -2.11] } { Inaccuracy. Ne7+ was best. } { [%clk 0:19:56] } 34... h6 { [%eval -1.85] [%clk 0:29:08] } 35. Ne7+?! { [%eval -2.94] } { Inaccuracy. Qh4 was best. } { [%clk 0:19:10] } 35... Kh7 { [%eval -2.81] [%clk 0:29:28] } 36. Qh4 { [%eval -2.75] [%clk 0:19:37] } 36... Bf5 { [%eval -2.11] [%clk 0:26:57] } 37. Nxf5?! { [%eval -3.0] } { Inaccuracy. Nc6 was best. } { [%clk 0:16:06] } 37... Qxf5 { [%eval -2.68] [%clk 0:27:08] } 38. Ra7 { [%eval -3.36] [%clk 0:16:14] } 38... Rf7 { [%eval -3.02] [%clk 0:25:31] } 39. Kh2 { [%eval -3.43] [%clk 0:14:45] } 39... Nc5 { [%eval -3.39] [%clk 0:24:42] } 40. Qe1 { [%eval -3.92] [%clk 0:12:51] } 40... Ne6 { [%eval -4.0] [%clk 0:24:35] } 41. Qb4?! { [%eval -5.6] } { Inaccuracy. Ra8 was best. } { [%clk 0:09:52] } 41... c5 { [%eval -5.55] [%clk 0:24:06] } 0-1