Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-19
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2458
Black: Morais, Vitor
BlackElo: 1823
Result: 1-0
ECO: A52
Opening: Indian Defense: Budapest Defense, Alekhine Variation, Abonyi Variation
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... Nf6 { [%eval 0.17] [%clk 1:30:43] } 2. c4 { [%eval 0.16] [%clk 1:31:18] } 2... e5 { [%eval 0.65] [%clk 1:31:03] } 3. dxe5 { [%eval 0.61] [%clk 1:31:36] } 3... Ng4 { [%eval 0.58] [%clk 1:31:23] } 4. e4 { [%eval 0.48] [%clk 1:30:56] } 4... Nxe5 { [%eval 0.52] [%clk 1:31:46] } 5. f4 { [%eval 0.55] [%clk 1:30:50] } 5... Nec6 { [%eval 0.61] [%clk 1:32:09] } 6. Nc3 { [%eval 0.53] [%clk 1:31:00] } 6... Bc5 { [%eval 0.59] [%clk 1:32:26] } 7. Na4 { [%eval 0.56] [%clk 1:28:53] } 7... Bb4+ { [%eval 0.61] [%clk 1:31:55] } 8. Kf2 { [%eval 0.76] [%clk 1:29:16] } 8... O-O { [%eval 0.71] [%clk 1:31:12] } 9. a3 { [%eval 0.67] [%clk 1:27:28] } 9... Be7 { [%eval 0.66] [%clk 1:31:34] } 10. Nf3 { [%eval 0.76] } 10... a5 { [%eval 0.77] [%clk 1:31:15] } 11. Be3 { [%eval 0.86] [%clk 1:22:51] } 11... d6 { [%eval 0.95] [%clk 1:31:35] } 12. Bd3 { [%eval 0.91] [%clk 1:11:25] } 12... b6 { [%eval 1.02] [%clk 1:24:38] } 13. Nc3 { [%eval 0.91] [%clk 1:04:46] } 13... Nd7 { [%eval 0.77] [%clk 1:31:22] } 14. Nd5 { [%eval 0.89] [%clk 0:57:23] } 14... Bf6 { [%eval 1.18] [%clk 1:30:17] } 15. Rb1 { [%eval 0.76] [%clk 0:53:38] } 15... Bb7 { [%eval 1.15] [%clk 1:29:55] } 16. b4?! { [%eval 0.21] } { Inaccuracy. h4 was best. } { [%clk 0:52:48] } 16... axb4 { [%eval 0.3] [%clk 1:30:12] } 17. axb4 { [%eval 0.19] [%clk 0:53:14] } 17... Ra2+ { [%eval 0.25] [%clk 1:30:20] } 18. Kg3 { [%eval 0.33] [%clk 0:52:14] } 18... Re8 { [%eval 0.51] [%clk 1:29:46] } 19. Qb3 { [%eval 0.57] [%clk 0:51:26] } 19... Ra7 { [%eval 0.48] [%clk 1:29:57] } 20. Rhe1 { [%eval 0.51] [%clk 0:50:34] } 20... g6 { [%eval 1.01] [%clk 1:28:48] } 21. h3 { [%eval 0.93] [%clk 0:41:35] } 21... Bg7 { [%eval 1.21] [%clk 1:27:37] } 22. Kh2 { [%eval 1.1] [%clk 0:41:50] } 22... Nf6 { [%eval 1.47] [%clk 1:27:38] } 23. Bf2 { [%eval 1.35] [%clk 0:42:01] } 23... Nb8 { [%eval 1.32] [%clk 1:14:16] } 24. Bh4 { [%eval 0.84] [%clk 0:34:05] } 24... Bxd5?? { [%eval 3.24] } { Blunder. c6 was best. } { [%clk 1:22:37] } 25. cxd5 { [%eval 3.38] [%clk 0:34:14] } 25... Qc8 { [%eval 3.68] [%clk 1:22:13] } 26. Bf2?! { [%eval 2.71] } { Inaccuracy. e5 was best. } { [%clk 0:33:58] } 26... Nbd7 { [%eval 2.58] [%clk 1:21:59] } 27. Bd4 { [%eval 2.13] [%clk 0:25:29] } 27... Nh5 { [%eval 2.09] [%clk 1:20:57] } 28. Bxg7 { [%eval 1.95] [%clk 0:25:30] } 28... Kxg7 { [%eval 2.03] [%clk 1:20:45] } 29. Qb2+ { [%eval 1.99] [%clk 0:22:07] } 29... f6?! { [%eval 3.04] } { Inaccuracy. Kg8 was best. } { [%clk 1:20:35] } 30. Qd2 { [%eval 2.92] [%clk 0:18:26] } 30... Kg8?! { [%eval 3.73] } { Inaccuracy. Ra3 was best. } { [%clk 1:19:29] } 31. Nd4 { [%eval 3.67] [%clk 0:18:11] } 31... Nf8 { [%eval 4.16] [%clk 1:19:04] } 32. Bb5 { [%eval 4.33] [%clk 0:18:23] } 32... Nd7 { [%eval 4.3] [%clk 1:16:35] } 33. Ne6 { [%eval 4.56] [%clk 0:16:12] } 33... Ng7 { [%eval 4.68] [%clk 1:16:54] } 34. Ra1 { [%eval 4.54] [%clk 0:15:07] } 34... Rxa1 { [%eval 5.02] [%clk 1:16:18] } 35. Rxa1 { [%eval 4.96] [%clk 0:15:31] } 35... Re7 { [%eval 4.81] [%clk 1:16:32] } 36. Bc6 { [%eval 4.68] [%clk 0:11:48] } 36... h6 { [%eval 5.27] [%clk 1:15:36] } 37. Ra8 { [%eval 5.2] [%clk 0:08:31] } 37... Nb8 { [%eval 5.26] [%clk 1:15:55] } 38. Qa2 { [%eval 5.19] [%clk 0:07:36] } 38... Kh7 { [%eval 5.08] [%clk 1:16:09] } 39. b5 { [%eval 4.66] [%clk 0:07:01] } 1-0