Event: Round 4: Van der Werf, Mark - Betaneli, Alexander
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-4/falyFzrg/LVtDYOVn
Date: 2025-10-24
White: Van der Werf, Mark
WhiteTitle: IM
WhiteElo: 2395
Black: Betaneli, Alexander
BlackTitle: FM
BlackElo: 2164
Result: 1/2-1/2
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.18] [%clk 1:30:55] } 2. c4 { [%eval 0.18] [%clk 1:31:17] } 2... e6 { [%eval 0.17] [%clk 1:31:21] } 3. Nc3 { [%eval 0.22] [%clk 1:31:43] } 3... Nf6 { [%eval 0.24] [%clk 1:31:13] } 4. cxd5 { [%eval 0.22] [%clk 1:32:03] } 4... exd5 { [%eval 0.2] [%clk 1:31:41] } 5. Bg5 { [%eval 0.24] [%clk 1:32:26] } 5... c6 { [%eval 0.28] [%clk 1:31:51] } 6. e3 { [%eval 0.19] [%clk 1:32:50] } 6... Be7 { [%eval 0.29] [%clk 1:32:04] } 7. Bd3 { [%eval 0.22] [%clk 1:33:13] } 7... h6 { [%eval 0.36] [%clk 1:32:29] } 8. Bh4 { [%eval 0.19] [%clk 1:32:46] } 8... O-O { [%eval 0.28] [%clk 1:32:46] } 9. Qc2 { [%eval 0.23] [%clk 1:33:05] } 9... a5 { [%eval 0.38] [%clk 1:32:59] } 10. Nge2 { [%eval 0.25] [%clk 1:32:07] } 10... Na6 { [%eval 0.29] [%clk 1:32:13] } 11. a3 { [%eval 0.25] [%clk 1:32:31] } 11... Nc7 { [%eval 0.3] [%clk 1:25:40] } 12. O-O { [%eval 0.23] [%clk 1:32:43] } 12... Nh5 { [%eval 0.56] [%clk 1:19:33] } 13. Bxe7 { [%eval 0.49] [%clk 1:32:34] } 13... Qxe7 { [%eval 0.51] [%clk 1:20:01] } 14. Qd2 { [%eval 0.2] [%clk 1:29:03] } 14... Re8 { [%eval 0.39] [%clk 1:14:51] } 15. Na4 { [%eval 0.39] [%clk 1:27:12] } 15... Ra7 { [%eval 0.42] [%clk 1:02:04] } 16. Rae1 { [%eval 0.38] [%clk 1:19:05] } 16... Nf6 { [%eval 0.44] [%clk 0:59:13] } 17. Nb6 { [%eval 0.5] [%clk 1:15:43] } 17... Na8? { [%eval 2.01] } { Mistake. Bg4 was best. } { [%clk 0:50:50] } 18. Nxc8 { [%eval 2.18] [%clk 1:15:02] } 18... Rxc8 { [%eval 1.91] [%clk 0:51:16] } 19. f3 { [%eval 1.98] [%clk 1:15:17] } 19... Nc7 { [%eval 2.56] [%clk 0:49:21] } 20. Ng3 { [%eval 2.5] [%clk 1:07:06] } 20... Ne6 { [%eval 2.31] [%clk 0:44:43] } 21. Nf5 { [%eval 2.46] [%clk 1:07:11] } 21... Qf8 { [%eval 2.57] [%clk 0:43:12] } 22. Qf2? { [%eval 1.2] } { Mistake. e4 was best. } { [%clk 1:01:29] } 22... Kh8?! { [%eval 2.09] } { Inaccuracy. c5 was best. } { [%clk 0:34:05] } 23. e4 { [%eval 2.3] [%clk 0:54:05] } 23... b6 { [%eval 2.27] [%clk 0:31:34] } 24. e5 { [%eval 2.26] [%clk 0:51:05] } 24... Ne8 { [%eval 2.52] [%clk 0:30:53] } 25. Rc1 { [%eval 1.89] [%clk 0:46:05] } 25... Rcc7 { [%eval 2.44] [%clk 0:27:30] } 26. f4 { [%eval 2.34] [%clk 0:43:31] } 26... c5 { [%eval 2.44] [%clk 0:25:22] } 27. Bb5 { [%eval 1.82] [%clk 0:33:42] } 27... g6 { [%eval 1.53] [%clk 0:20:50] } 28. Ne3 { [%eval 1.56] [%clk 0:28:20] } 28... Nxd4 { [%eval 1.52] [%clk 0:18:49] } 29. Bxe8 { [%eval 1.35] [%clk 0:27:23] } 29... Qxe8 { [%eval 1.19] [%clk 0:19:06] } 30. Nxd5 { [%eval 1.0] [%clk 0:27:38] } 30... Rc6 { [%eval 1.21] [%clk 0:19:17] } 31. Rcd1 { [%eval 1.01] [%clk 0:24:20] } 31... Qe6 { [%eval 1.13] [%clk 0:15:08] } 32. Nf6 { [%eval 1.14] [%clk 0:23:59] } 32... Ra8?! { [%eval 2.06] } { Inaccuracy. Kg7 was best. } { [%clk 0:14:15] } 33. Rd3?! { [%eval 1.42] } { Inaccuracy. Qe3 was best. } { [%clk 0:22:49] } 33... Kg7 { [%eval 1.17] [%clk 0:12:39] } 34. h3 { [%eval 0.62] [%clk 0:12:55] } 34... Qc4?! { [%eval 1.24] } { Inaccuracy. Rd8 was best. } { [%clk 0:09:31] } 35. Rd2 { [%eval 1.26] [%clk 0:12:07] } 35... Rcc8 { [%eval 1.18] [%clk 0:09:13] } 36. Ne4?! { [%eval 0.6] } { Inaccuracy. g4 was best. } { [%clk 0:10:17] } 36... Qe6 { [%eval 0.74] [%clk 0:06:26] } 37. Rfd1 { [%eval 0.51] [%clk 0:07:39] } 37... Rf8 { [%eval 0.63] [%clk 0:05:01] } 38. Nf6 { [%eval 0.46] [%clk 0:05:08] } 38... Rad8 { [%eval 0.51] [%clk 0:04:16] } 39. Kh1 { [%eval 0.42] [%clk 0:04:09] } 39... Qc6?! { [%eval 1.0] } { Inaccuracy. h5 was best. } { [%clk 0:03:12] } 40. f5 { [%eval 0.79] [%clk 0:02:05] } 40... Qc7 { [%eval 0.73] [%clk 0:01:11] } 41. fxg6 { [%eval 0.82] [%clk 0:30:11] } 41... fxg6 { [%eval 0.66] [%clk 0:20:22] } 42. Qe3 { [%eval 0.53] [%clk 0:29:33] } 42... Qe7 { [%eval 0.82] [%clk 0:16:25] } 43. Kg1 { [%eval 0.4] [%clk 0:20:12] } 43... Qe6 { [%eval 0.44] [%clk 0:15:08] } 44. Qe4 { [%eval 0.08] [%clk 0:18:43] } 44... Rf7?? { [%eval 2.77] } { Blunder. Qf5 was best. } { [%clk 0:14:27] } 45. Rf2 { [%eval 2.51] [%clk 0:17:30] } 45... Rff8 { [%eval 2.69] [%clk 0:08:48] } 46. Rd3?? { [%eval 0.54] } { Blunder. Rdf1 was best. } { [%clk 0:15:45] } 46... Nf5 { [%eval 0.77] [%clk 0:06:38] } 47. Rfd2?! { [%eval 0.14] } { Inaccuracy. Nd5 was best. } { [%clk 0:13:12] } 47... Rd4 { [%eval 0.13] [%clk 0:06:16] } 48. Rxd4 { [%eval 0.14] [%clk 0:13:03] } 48... Nxd4 { [%eval 0.14] [%clk 0:06:34] } 49. b4 { [%eval 0.02] [%clk 0:08:08] } 49... Rd8 { [%eval 0.0] [%clk 0:04:08] } 50. Rf2 { [%eval 0.0] [%clk 0:06:09] } 50... Nc6 { [%eval 0.38] [%clk 0:03:36] } 51. bxc5 { [%eval 0.14] [%clk 0:05:08] } 51... Rd1+?? { [%eval 2.59] } { Blunder. Qxe5 was best. } { [%clk 0:02:16] } 52. Kh2 { [%eval 2.46] [%clk 0:05:14] } 52... Qxe5+ { [%eval 2.32] [%clk 0:02:01] } 53. Qxe5 { [%eval 2.31] [%clk 0:05:36] } 53... Nxe5 { [%eval 1.81] [%clk 0:02:30] } 54. cxb6? { [%eval 0.12] } { Mistake. Ne8+ was best. } { [%clk 0:05:19] } 54... Rb1 { [%eval 0.14] [%clk 0:02:44] } 55. Ne8+ { [%eval 0.15] [%clk 0:04:25] } 55... Kg8 { [%eval 0.1] [%clk 0:03:12] } 56. Nf6+ { [%eval 0.13] [%clk 0:03:20] } 56... Kg7 { [%eval 0.19] [%clk 0:03:26] } 57. Ne8+ { [%eval 0.21] [%clk 0:03:28] } 57... Kg8 { [%eval 0.16] [%clk 0:03:51] } 58. Nf6+ { [%eval 0.0] [%clk 0:03:55] } 1/2-1/2