Event: World Senior Team 2025 S65
Site: Prague, Czech Republic
Date: 2025-02-19
White: Kosten, Anthony C.
WhiteTitle: GM
WhiteElo: 2372
Black: Wahlbom, Magnus
BlackElo: 2109
Result: 1/2-1/2
ECO: A15
Opening: English Opening: Anglo-Indian Defense
Variant: Standard
TimeControl: 90min./40 + 30min. + 30s./move

1. c4 { [%eval 0.12] [%clk 1:30:55] } 1... Nf6 { [%eval 0.25] [%clk 1:30:38] } 2. g3 { [%eval 0.11] [%clk 1:31:09] } 2... g6 { [%eval 0.19] [%clk 1:30:09] } 3. Bg2 { [%eval 0.18] [%clk 1:31:25] } 3... Bg7 { [%eval 0.34] [%clk 1:30:32] } 4. Nc3 { [%eval 0.12] [%clk 1:31:48] } 4... O-O { [%eval 0.28] [%clk 1:30:35] } 5. e4 { [%eval 0.0] [%clk 1:31:50] } 5... d6 { [%eval 0.0] [%clk 1:28:33] } 6. Nge2 { [%eval 0.0] [%clk 1:32:12] } 6... c5 { [%eval 0.0] [%clk 1:28:33] } 7. O-O { [%eval 0.0] [%clk 1:31:42] } 7... Nc6 { [%eval 0.0] [%clk 1:28:26] } 8. d3 { [%eval -0.08] [%clk 1:32:02] } 8... a6 { [%eval -0.08] [%clk 1:27:43] } 9. h3 { [%eval 0.0] [%clk 1:31:02] } 9... Rb8 { [%eval 0.03] [%clk 1:26:31] } 10. a4 { [%eval 0.02] [%clk 1:31:18] } 10... Ne8 { [%eval -0.08] [%clk 1:25:35] } 11. Be3 { [%eval -0.04] [%clk 1:30:50] } 11... Nc7 { [%eval 0.16] [%clk 1:25:42] } 12. d4 { [%eval 0.16] [%clk 1:30:22] } 12... cxd4 { [%eval 0.4] [%clk 1:25:17] } 13. Nxd4 { [%eval 0.42] [%clk 1:30:43] } 13... Ne6 { [%eval 0.42] [%clk 1:18:32] } 14. Nde2 { [%eval 0.37] [%clk 1:30:37] } 14... Bd7 { [%eval 0.41] [%clk 1:18:03] } 15. Rb1 { [%eval 0.12] [%clk 1:24:55] } 15... Na5 { [%eval 0.18] [%clk 1:16:03] } 16. b3 { [%eval 0.23] [%clk 1:20:44] } 16... b5 { [%eval 0.04] [%clk 1:07:05] } 17. cxb5 { [%eval 0.03] [%clk 0:51:33] } 17... axb5 { [%eval 0.09] [%clk 1:07:26] } 18. b4 { [%eval 0.1] [%clk 0:51:33] } 18... Nc4 { [%eval 0.17] [%clk 1:07:26] } 19. a5 { [%eval 0.02] [%clk 0:51:55] } 19... Nxe3 { [%eval 0.16] [%clk 1:06:33] } 20. fxe3 { [%eval 0.2] [%clk 0:52:18] } 20... Nc7 { [%eval 0.21] [%clk 1:00:06] } 21. Nd5 { [%eval 0.16] [%clk 0:47:01] } 21... Nxd5 { [%eval 0.03] [%clk 0:58:39] } 22. exd5 { [%eval 0.19] [%clk 0:46:47] } 22... Bh6?! { [%eval 1.0] } { Inaccuracy. Rc8 was best. } { [%clk 0:57:36] } 23. Qd3?! { [%eval 0.19] } { Inaccuracy. Qd2 was best. } { [%clk 0:43:49] } 23... e5 { [%eval 0.14] [%clk 0:47:13] } 24. e4? { [%eval -1.0] } { Mistake. dxe6 was best. } { [%clk 0:29:22] } 24... Qc7 { [%eval -0.89] [%clk 0:45:32] } 25. Rb3 { [%eval -1.14] [%clk 0:25:21] } 25... Rfc8?! { [%eval -0.42] } { Inaccuracy. f5 was best. } { [%clk 0:40:18] } 26. Rc3 { [%eval -0.78] [%clk 0:28:50] } 26... Qa7+ { [%eval -0.83] [%clk 0:40:38] } 27. Kh2 { [%eval -0.85] [%clk 0:28:40] } 27... Rxc3 { [%eval -0.59] [%clk 0:38:03] } 28. Nxc3 { [%eval -0.6] [%clk 0:24:59] } 28... Rc8 { [%eval -0.63] [%clk 0:38:11] } 29. Qf3?! { [%eval -1.36] } { Inaccuracy. Nd1 was best. } { [%clk 0:24:38] } 29... Be8 { [%eval -1.51] [%clk 0:31:20] } 30. Rb1 { [%eval -1.78] [%clk 0:22:13] } 30... Bd2 { [%eval -1.72] [%clk 0:27:00] } 31. Rb3?! { [%eval -2.66] } { Inaccuracy. Ne2 was best. } { [%clk 0:19:01] } 31... Qd4 { [%eval -2.62] [%clk 0:26:07] } 32. Na2? { [%eval -4.41] } { Mistake. Ne2 was best. } { [%clk 0:13:37] } 32... Rc2 { [%eval -4.4] [%clk 0:20:06] } 33. Ra3 { [%eval -4.54] [%clk 0:11:10] } 33... Qa1? { [%eval -2.59] } { Mistake. Qb2 was best. } { [%clk 0:19:56] } 34. Qf6? { [%eval -4.81] } { Mistake. a6 was best. } { [%clk 0:11:28] } 34... Rxa2?? { [%eval 0.0] } { Blunder. Qb2 was best. } { [%clk 0:15:28] } 35. Rxa2 { [%eval -0.08] [%clk 0:10:47] } 35... Qxa2 { [%eval -0.08] [%clk 0:15:46] } 36. Qe7?? { [%eval -2.55] } { Blunder. Qxd6 was best. } { [%clk 0:11:52] } 36... Bxb4 { [%clk 0:15:30] } 37. Qxe8+ { [%clk 0:12:14] } 37... Kg7 { [%clk 0:15:56] } 38. Qxb5 { [%clk 0:11:41] } 38... Bxa5 { [%clk 0:14:03] } 39. Qa6 { [%clk 0:09:48] } 39... Qa3 { [%clk 0:12:57] } 40. h4 { [%clk 0:10:40] } 40... h5 { [%clk 0:12:41] } 41. Qf1 { [%clk 0:10:17] } 41... Bb6 { [%clk 0:10:55] } 42. Qf3 { [%clk 0:09:38] } 42... Qxf3 { [%clk 0:08:32] } 1/2-1/2