Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-21
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2458
Black: Rivera, Daniel
BlackTitle: IM
BlackElo: 2245
Result: 1-0
ECO: D06
Opening: Queen's Gambit Declined: Austrian Defense
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.24] [%clk 1:30:19] } 2. c4 { [%eval 0.19] [%clk 1:31:12] } 2... c5 { [%eval 0.47] [%clk 1:30:14] } 3. Nf3 { [%eval 0.26] [%clk 1:31:03] } 3... Nf6 { [%eval 0.25] [%clk 1:30:35] } 4. cxd5 { [%eval 0.26] [%clk 1:27:36] } 4... cxd4 { [%eval 0.3] [%clk 1:28:27] } 5. Nxd4 { [%eval 0.23] [%clk 1:27:50] } 5... Nxd5 { [%eval 0.14] [%clk 1:27:49] } 6. e4 { [%eval 0.12] [%clk 1:27:27] } 6... Nb4 { [%eval 0.43] [%clk 1:25:43] } 7. Qa4+ { [%eval 0.28] [%clk 1:07:46] } 7... N8c6 { [%eval 0.32] [%clk 1:20:54] } 8. Nxc6 { [%eval 0.22] [%clk 1:06:58] } 8... Nxc6 { [%eval 0.27] [%clk 1:21:05] } 9. Nc3 { [%eval 0.32] [%clk 1:05:36] } 9... e5 { [%eval 0.45] [%clk 1:15:52] } 10. Bb5 { [%eval 0.03] [%clk 0:50:24] } 10... Bd7 { [%eval -0.01] [%clk 1:14:11] } 11. O-O { [%eval 0.0] [%clk 0:50:45] } 11... a6 { [%eval -0.03] [%clk 1:13:07] } 12. Bxc6 { [%eval -0.05] [%clk 0:50:43] } 12... Bxc6 { [%eval -0.02] [%clk 1:13:29] } 13. Qc4 { [%eval 0.01] [%clk 0:48:26] } 13... Bd6 { [%eval 0.0] [%clk 1:07:55] } 14. Rd1 { [%eval -0.01] [%clk 0:46:34] } 14... Qe7 { [%eval 0.03] [%clk 0:58:49] } 15. Be3 { [%eval 0.0] [%clk 0:46:15] } 15... O-O { [%eval 0.0] [%clk 0:57:18] } 16. Nd5 { [%eval 0.0] [%clk 0:39:35] } 16... Qe6 { [%eval 0.05] [%clk 0:54:10] } 17. Qb3 { [%eval -0.11] [%clk 0:36:47] } 17... Rfe8 { [%eval -0.02] [%clk 0:43:45] } 18. Rd2 { [%eval -0.02] [%clk 0:35:56] } 18... a5 { [%eval 0.09] [%clk 0:38:01] } 19. a3 { [%eval 0.01] [%clk 0:32:53] } 19... h6 { [%eval -0.01] [%clk 0:32:30] } 20. Qd1 { [%eval 0.03] [%clk 0:32:57] } 20... Qg6 { [%eval 0.0] [%clk 0:25:06] } 21. f3 { [%eval 0.0] [%clk 0:33:03] } 21... Re6 { [%eval 0.06] [%clk 0:24:59] } 22. Rc1 { [%eval -0.12] [%clk 0:32:12] } 22... Kh7 { [%eval 0.12] [%clk 0:24:50] } 23. Bf2 { [%eval 0.0] [%clk 0:25:42] } 23... a4 { [%eval 0.0] [%clk 0:20:13] } 24. Nb6 { [%eval -0.13] [%clk 0:19:29] } 24... Ra6 { [%eval -0.04] [%clk 0:19:41] } 25. Qe2 { [%eval 0.0] [%clk 0:18:12] } 25... Be7 { [%eval -0.01] [%clk 0:14:34] } 26. Rcd1 { [%eval -0.13] [%clk 0:17:58] } 26... Ra5 { [%eval -0.04] [%clk 0:13:47] } 27. Rc2 { [%eval -0.14] [%clk 0:16:32] } 27... Ra6 { [%eval -0.04] [%clk 0:12:05] } 28. Rc3 { [%eval 0.0] [%clk 0:15:05] } 28... Ra5 { [%eval 0.0] [%clk 0:11:48] } 29. Nd5 { [%eval 0.0] [%clk 0:13:36] } 29... Bd6 { [%eval 0.01] [%clk 0:10:58] } 30. Ne3 { [%eval -0.05] [%clk 0:12:22] } 30... Bc5 { [%eval 0.06] [%clk 0:07:14] } 31. Nf5 { [%eval 0.08] [%clk 0:11:15] } 31... Bxf2+ { [%eval 0.21] [%clk 0:07:00] } 32. Qxf2 { [%eval 0.27] [%clk 0:11:40] } 32... Qf6 { [%eval 0.28] [%clk 0:06:57] } 33. Qd2 { [%eval 0.22] [%clk 0:11:19] } 33... Qg5 { [%eval 0.34] [%clk 0:06:34] } 34. Qc2 { [%eval 0.18] [%clk 0:08:59] } 34... g6 { [%eval 0.15] [%clk 0:06:32] } 35. Nd6 { [%eval 0.0] [%clk 0:08:51] } 35... Qe7 { [%eval 0.05] [%clk 0:05:41] } 36. Rcd3 { [%eval 0.01] [%clk 0:08:38] } 36... Ra8 { [%eval 0.04] [%clk 0:05:24] } 37. Qd2 { [%eval 0.0] [%clk 0:07:35] } 37... Kg7 { [%eval 0.1] [%clk 0:04:29] } 38. Qb4 { [%eval 0.01] [%clk 0:06:40] } 38... Qc7 { [%eval 0.18] [%clk 0:03:27] } 39. Nc4 { [%eval 0.15] [%clk 0:06:34] } 39... Qe7 { [%eval 0.13] [%clk 0:02:18] } 40. Rd6 { [%eval 0.12] [%clk 0:02:08] } 40... Ra6?? { [%eval 2.4] } { Blunder. Rxd6 was best. } { [%clk 0:00:37] } 41. Rxe6 { [%eval 2.21] [%clk 0:25:28] } 41... Qxe6? { [%eval 3.98] } { Mistake. Qxb4 was best. } { [%clk 0:30:54] } 42. Qc5?? { [%eval 1.8] } { Blunder. Rd8 was best. } { [%clk 0:17:55] } 42... Be8 { [%eval 1.77] [%clk 0:27:34] } 43. Nxe5 { [%eval 1.84] [%clk 0:17:15] } 43... Qb6 { [%eval 1.77] [%clk 0:27:44] } 44. Qxb6 { [%eval 1.41] [%clk 0:15:37] } 44... Rxb6 { [%eval 1.5] [%clk 0:28:13] } 45. Nc4 { [%eval 1.25] [%clk 0:15:46] } 45... Rb3 { [%eval 1.24] [%clk 0:27:45] } 46. Rd2 { [%eval 1.34] [%clk 0:16:06] } 46... Kf8 { [%eval 1.46] [%clk 0:26:05] } 47. Kf2 { [%eval 1.67] [%clk 0:16:29] } 47... Ke7 { [%eval 1.86] [%clk 0:25:55] } 48. Rc2 { [%eval 1.46] [%clk 0:15:20] } 48... Bd7 { [%eval 1.61] [%clk 0:20:27] } 49. Ne3 { [%eval 1.58] [%clk 0:10:13] } 49... Be6 { [%eval 1.53] [%clk 0:20:02] } 50. Ke2? { [%eval 0.29] } { Mistake. Nd1 was best. } { [%clk 0:09:50] } 50... h5?! { [%eval 1.19] } { Inaccuracy. b5 was best. } { [%clk 0:20:02] } 51. Nd1 { [%eval 1.19] [%clk 0:09:05] } 51... Bd7 { [%eval 1.63] [%clk 0:20:10] } 52. Rc3 { [%eval 1.74] [%clk 0:09:10] } 52... Rb5 { [%eval 1.74] [%clk 0:20:08] } 53. Kd2 { [%eval 1.33] [%clk 0:09:23] } 53... h4 { [%eval 1.27] [%clk 0:18:02] } 54. h3 { [%eval 0.72] [%clk 0:07:12] } 54... Be6 { [%eval 0.79] [%clk 0:12:19] } 55. Kc1?! { [%eval 0.19] } { Inaccuracy. Ke2 was best. } { [%clk 0:07:03] } 55... Kd6 { [%eval 0.56] [%clk 0:10:57] } 56. Nf2?! { [%eval -0.01] } { Inaccuracy. f4 was best. } { [%clk 0:05:47] } 56... Ke5 { [%eval 0.0] [%clk 0:08:15] } 57. Nd3+ { [%eval 0.0] [%clk 0:05:58] } 57... Kd4 { [%eval 0.0] [%clk 0:06:51] } 58. Nb4 { [%eval -0.08] [%clk 0:06:16] } 58... Ke5 { [%eval 0.0] [%clk 0:07:03] } 59. Kd2 { [%eval 0.0] [%clk 0:04:17] } 59... Kf4 { [%eval 0.0] [%clk 0:07:10] } 60. Kd3? { [%eval -1.6] } { Mistake. Ke1 was best. } { [%clk 0:04:37] } 60... Bb3? { [%eval 0.0] } { Mistake. Kg3 was best. } { [%clk 0:07:05] } 61. Ke2 { [%eval 0.0] [%clk 0:04:01] } 61... Kg3 { [%eval 0.0] [%clk 0:04:58] } 62. Kf1 { [%eval 0.0] [%clk 0:04:25] } 62... Kf4? { [%eval 1.49] } { Mistake. Kh2 was best. } { [%clk 0:04:35] } 63. Kf2 { [%eval 1.52] [%clk 0:04:35] } 63... Ke5 { [%eval 1.5] [%clk 0:04:38] } 64. Ke3 { [%eval 1.46] [%clk 0:04:54] } 64... g5 { [%eval 1.95] [%clk 0:04:05] } 65. Nd3+ { [%eval 1.83] [%clk 0:05:00] } 65... Kd6 { [%eval 1.85] [%clk 0:04:26] } 66. Kd4 { [%eval 1.56] [%clk 0:05:18] } 66... f6 { [%eval 1.81] [%clk 0:04:19] } 67. Rc5 { [%eval 2.24] [%clk 0:04:43] } 67... Rb6 { [%eval 2.3] [%clk 0:03:52] } 68. e5+ { [%eval 2.25] [%clk 0:03:52] } 68... Ke6 { [%eval 2.5] [%clk 0:04:11] } 69. exf6 { [%eval 2.1] [%clk 0:03:29] } 69... Kxf6 { [%eval 2.38] [%clk 0:04:37] } 70. Nf2 { [%eval 2.32] [%clk 0:03:49] } 70... Rd6+ { [%eval 2.22] [%clk 0:04:00] } 71. Kc3?? { [%eval 0.39] } { Blunder. Ke3 was best. } { [%clk 0:03:45] } 71... Bd5?! { [%eval 1.46] } { Inaccuracy. Rd5 was best. } { [%clk 0:03:27] } 72. Ra5? { [%eval 0.31] } { Mistake. Rb5 was best. } { [%clk 0:03:33] } 72... Bc6 { [%eval 0.39] [%clk 0:03:17] } 73. Ng4+ { [%eval 0.34] [%clk 0:03:54] } 73... Kg6 { [%eval 0.32] [%clk 0:03:25] } 74. Re5 { [%eval 0.32] [%clk 0:03:34] } 74... Bd7 { [%eval 0.42] [%clk 0:03:02] } 75. Ne3 { [%eval 0.2] [%clk 0:02:32] } 75... Rc6+ { [%eval 0.23] [%clk 0:01:58] } 76. Kd2 { [%eval 0.25] [%clk 0:02:48] } 76... Be6? { [%eval 1.49] } { Mistake. Rb6 was best. } { [%clk 0:02:12] } 77. Rb5 { [%eval 1.18] [%clk 0:02:56] } 77... Rc7?! { [%eval 2.17] } { Inaccuracy. Rd6+ was best. } { [%clk 0:02:23] } 78. Rb6 { [%eval 1.9] [%clk 0:02:38] } 78... Kf7 { [%eval 2.28] [%clk 0:02:42] } 79. Kd3? { [%eval 0.8] } { Mistake. Rb4 was best. } { [%clk 0:02:52] } 79... Bb3 { [%eval 0.82] [%clk 0:02:17] } 80. Ng4?! { [%eval 0.03] } { Inaccuracy. Ke4 was best. } { [%clk 0:02:58] } 80... Be6? { [%eval 1.53] } { Mistake. Rc2 was best. } { [%clk 0:02:11] } 81. Ne3 { [%eval 1.01] [%clk 0:02:10] } 81... Ba2?? { [%eval 2.9] } { Blunder. Bb3 was best. } { [%clk 0:02:16] } 82. Rb4 { [%eval 2.87] [%clk 0:02:15] } 82... Bb3 { [%eval 3.3] [%clk 0:02:13] } 83. f4 { [%eval 3.14] [%clk 0:02:06] } 83... Rd7+ { [%eval 3.72] [%clk 0:01:34] } 84. Ke2 { [%eval 3.6] [%clk 0:02:22] } 84... Kg6 { [%eval 4.1] [%clk 0:00:56] } 85. Rb6+ { [%eval 3.91] [%clk 0:02:45] } 85... Kg7 { [%eval 4.4] [%clk 0:00:49] } 86. fxg5 { [%eval 4.13] [%clk 0:02:58] } 86... Bf7 { [%eval 4.91] [%clk 0:01:05] } 87. Nf5+ { [%eval 4.91] [%clk 0:03:02] } 87... Kf8?! { [%eval 6.5] } { Inaccuracy. Kg8 was best. } { [%clk 0:00:46] } 88. Rf6 { [%eval 6.62] [%clk 0:02:30] } 88... Kg8 { [%eval 8.84] [%clk 0:00:39] } 89. Nh6+ { [%eval 8.32] [%clk 0:02:32] } 1-0