Event: Round 8: Boer, Stefan - Serafim Junior, Arnor
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-8/Nz1W1BU4/Egq9rjrt
Date: 2025-10-29
White: Boer, Stefan
WhiteElo: 1818
Black: Serafim Junior, Arnor
BlackElo: 1799
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Sicilian Invitation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:42] } 2. g3 { [%eval 0.11] [%clk 1:31:20] } 2... Nc6 { [%eval 0.14] [%clk 1:31:02] } 3. Bg2 { [%eval 0.04] [%clk 1:31:35] } 3... g6 { [%eval 0.17] [%clk 1:30:25] } 4. O-O { [%eval 0.01] [%clk 1:31:58] } 4... Bg7 { [%eval 0.0] [%clk 1:30:47] } 5. d3 { [%eval 0.0] [%clk 1:32:05] } 5... Nf6 { [%eval 0.0] [%clk 1:29:20] } 6. Nbd2 { [%eval -0.13] [%clk 1:32:30] } 6... O-O { [%eval -0.1] [%clk 1:24:51] } 7. e4 { [%eval -0.09] [%clk 1:32:15] } 7... d6 { [%eval -0.11] [%clk 1:18:55] } 8. c3 { [%eval -0.29] [%clk 1:30:54] } 8... e5 { [%eval -0.34] [%clk 1:17:56] } 9. a4 { [%eval -0.33] [%clk 1:30:01] } 9... Re8 { [%eval -0.1] [%clk 1:12:20] } 10. Qe2 { [%eval -0.4] [%clk 1:21:29] } 10... h6 { [%eval -0.29] [%clk 1:09:46] } 11. h3 { [%eval -0.56] [%clk 1:19:11] } 11... Be6 { [%eval -0.63] [%clk 1:06:47] } 12. Nc4 { [%eval -0.68] [%clk 1:16:25] } 12... Qc7 { [%eval -0.81] [%clk 1:03:26] } 13. Nh4 { [%eval -1.11] [%clk 1:07:34] } 13... d5 { [%eval -1.21] [%clk 0:56:21] } 14. Ne3 { [%eval -1.38] [%clk 1:02:56] } 14... dxe4 { [%eval -0.84] [%clk 0:51:40] } 15. dxe4 { [%eval -0.8] [%clk 1:02:41] } 15... Rad8 { [%eval -0.95] [%clk 0:50:15] } 16. Kh2?! { [%eval -1.78] } { Inaccuracy. Nc4 was best. } { [%clk 0:57:00] } 16... Na5 { [%eval -1.76] [%clk 0:38:34] } 17. Re1 { [%eval -2.26] [%clk 0:41:07] } 17... Nb3 { [%eval -2.29] [%clk 0:34:34] } 18. Rb1 { [%eval -2.22] [%clk 0:41:13] } 18... Re7?! { [%eval -1.06] } { Inaccuracy. c4 was best. } { [%clk 0:34:15] } 19. Nc4 { [%eval -1.49] [%clk 0:38:13] } 19... Nxc1? { [%eval -0.3] } { Mistake. Bd7 was best. } { [%clk 0:32:56] } 20. Rbxc1 { [%eval -0.31] [%clk 0:38:21] } 20... Red7 { [%eval -0.29] [%clk 0:31:49] } 21. Bf1?! { [%eval -1.21] } { Inaccuracy. Nf3 was best. } { [%clk 0:31:51] } 21... b6?! { [%eval -0.12] } { Inaccuracy. Rd3 was best. } { [%clk 0:27:00] } 22. Nf3 { [%eval -0.12] [%clk 0:31:20] } 22... Ne8 { [%eval -0.09] [%clk 0:25:00] } 23. Kg2 { [%eval -0.31] [%clk 0:26:06] } 23... a6 { [%eval -0.22] [%clk 0:23:56] } 24. Ne3 { [%eval -0.08] [%clk 0:23:55] } 24... a5 { [%eval 0.05] [%clk 0:18:43] } 25. c4 { [%eval 0.0] [%clk 0:20:00] } 25... f5 { [%eval 0.28] [%clk 0:15:13] } 26. exf5 { [%eval -0.1] [%clk 0:18:16] } 26... gxf5 { [%eval -0.11] [%clk 0:15:31] } 27. Rc2?? { [%eval -2.14] } { Blunder. Nd5 was best. } { [%clk 0:15:06] } 27... Qc6?? { [%eval -0.29] } { Blunder. e4 was best. } { [%clk 0:12:19] } 28. b3?! { [%eval -1.06] } { Inaccuracy. Kh2 was best. } { [%clk 0:14:11] } 28... Rd3? { [%eval 0.17] } { Mistake. Bf6 was best. } { [%clk 0:11:53] } 29. Nd5?! { [%eval -0.45] } { Inaccuracy. Kh2 was best. } { [%clk 0:07:43] } 29... Bxd5?? { [%eval 1.67] } { Blunder. R3xd5 was best. } { [%clk 0:09:52] } 30. Qxd3 { [%eval 1.76] [%clk 0:07:55] } 30... e4? { [%eval 3.7] } { Mistake. Bxf3+ was best. } { [%clk 0:08:45] } 31. cxd5 { [%eval 3.47] [%clk 0:06:24] } 31... exd3 { [%eval 3.37] [%clk 0:08:25] } 32. dxc6 { [%eval 3.46] [%clk 0:06:24] } 32... dxc2 { [%eval 3.68] [%clk 0:08:51] } 33. Rc1 { [%eval 3.45] [%clk 0:05:07] } 33... Nc7 { [%eval 3.88] [%clk 0:04:11] } 34. Rxc2 { [%eval 3.61] [%clk 0:05:14] } 34... Kf7?! { [%eval 4.61] } { Inaccuracy. Bf6 was best. } { [%clk 0:03:51] } 35. Rd2?! { [%eval 3.4] } { Inaccuracy. Bc4+ was best. } { [%clk 0:04:15] } 35... Rxd2 { [%eval 3.44] [%clk 0:02:36] } 36. Nxd2 { [%eval 3.34] [%clk 0:04:37] } 36... Ke6 { [%eval 3.3] [%clk 0:02:17] } 37. Nc4 { [%eval 3.25] [%clk 0:03:22] } 37... Nd5 { [%eval 3.57] [%clk 0:02:07] } 38. Bd3 { [%eval 3.3] [%clk 0:03:03] } 38... Be5?! { [%eval 4.29] } { Inaccuracy. Ne7 was best. } { [%clk 0:01:55] } 39. Kf3 { [%eval 3.55] [%clk 0:03:01] } 39... Bc7 { [%eval 3.68] [%clk 0:01:34] } 40. Ne3 { [%eval 3.33] [%clk 0:02:09] } 40... Ne7 { [%eval 3.38] [%clk 0:01:48] } 41. Ke2 { [%eval 3.14] [%clk 0:01:22] } 41... f4 { [%eval 3.55] [%clk 0:01:33] } 42. gxf4 { [%eval 3.14] [%clk 0:00:55] } 42... Bxf4 { [%eval 3.03] [%clk 0:01:19] } 43. Nc4?? { [%eval 0.5] } { Blunder. Bb5 was best. } { [%clk 0:30:22] } 43... Bc7? { [%eval 2.23] } { Mistake. Nxc6 was best. } { [%clk 0:31:28] } 44. Be4 { [%eval 2.37] [%clk 0:30:18] } 44... Nd5 { [%eval 2.33] [%clk 0:31:16] } 45. h4 { [%eval 2.19] [%clk 0:24:37] } 45... Ne7?? { [%eval 4.83] } { Blunder. Bd8 was best. } { [%clk 0:26:03] } 46. Na3 { [%eval 4.26] [%clk 0:23:34] } 46... Bd8 { [%eval 5.18] [%clk 0:20:07] } 47. Nb5 { [%eval 5.02] [%clk 0:23:21] } 47... Nc8 { [%eval 4.74] [%clk 0:20:34] } 48. h5?! { [%eval 3.61] } { Inaccuracy. Bg2 was best. } { [%clk 0:23:09] } 48... Bf6?! { [%eval 5.57] } { Inaccuracy. Nd6 was best. } { [%clk 0:16:24] } 49. Bg2 { [%eval 5.32] [%clk 0:21:58] } 49... Ne7 { [%eval 5.41] [%clk 0:15:22] } 50. Bh3+ { [%eval 5.26] [%clk 0:21:48] } 50... Kd5 { [%eval 5.7] [%clk 0:14:54] } 51. c7 { [%eval 5.6] [%clk 0:21:22] } 51... c4 { [%eval 6.07] [%clk 0:15:09] } 52. bxc4+ { [%eval 6.06] [%clk 0:19:37] } 52... Kxc4 { [%eval 6.35] [%clk 0:15:36] } 53. Nd6+ { [%eval 6.16] [%clk 0:16:11] } 53... Kd5 { [%eval 6.44] [%clk 0:13:33] } 54. c8=Q { [%eval 5.11] [%clk 0:13:42] } 54... Nxc8 { [%eval 5.3] [%clk 0:14:01] } 55. Nxc8 { [%eval 5.01] [%clk 0:13:55] } 55... Kc6 { [%eval 6.15] [%clk 0:14:12] } 56. Na7+ { [%eval 5.92] [%clk 0:14:11] } 56... Kd5 { [%eval 5.65] [%clk 0:13:53] } 57. Kd3 { [%eval 5.33] [%clk 0:14:10] } 57... Bh4 { [%eval 6.27] [%clk 0:14:10] } 58. f3 { [%eval 5.08] [%clk 0:14:09] } 58... Bg3 { [%eval 5.94] [%clk 0:14:11] } 59. Ke3 { [%eval 5.81] [%clk 0:13:35] } 59... Ke5 { [%eval 4.92] [%clk 0:14:39] } 60. Bd7 { [%eval 5.22] [%clk 0:13:31] } 60... Bh2 { [%eval 5.11] [%clk 0:14:43] } 61. Nc8 { [%eval 4.48] [%clk 0:12:47] } 61... Kf6?! { [%eval 6.51] } { Inaccuracy. Bg1+ was best. } { [%clk 0:14:05] } 62. Ke4 { [%eval 5.88] [%clk 0:12:11] } 62... Bg1 { [%eval 7.12] [%clk 0:14:33] } 63. Kf4 { [%eval 6.22] [%clk 0:11:16] } 63... Bc5 { [%eval 7.33] [%clk 0:14:31] } 64. Na7 { [%eval 6.28] [%clk 0:11:10] } 64... Ke7 { [%eval 7.17] [%clk 0:14:03] } 65. Bb5 { [%eval 7.47] [%clk 0:11:17] } 65... Kf6 { [%eval 7.67] [%clk 0:14:16] } 66. Nc6 { [%eval 7.25] [%clk 0:11:34] } 66... Bf2 { [%eval 7.93] [%clk 0:14:33] } 67. Kg4 { [%eval 7.45] [%clk 0:11:13] } 67... Bg1 { [%eval 8.17] [%clk 0:14:35] } 68. f4 { [%eval 7.78] [%clk 0:11:29] } 68... Bh2 { [%eval 9.03] [%clk 0:14:48] } 69. Ne5 { [%eval 8.42] [%clk 0:11:27] } 69... Bg1 { [%eval 7.68] [%clk 0:15:04] } 70. Nf3 { [%eval 7.69] [%clk 0:11:18] } 70... Bc5 { [%eval 7.6] [%clk 0:15:07] } 71. Nh4 { [%eval 7.75] [%clk 0:11:20] } 71... Bb4 { [%eval 7.78] [%clk 0:15:18] } 72. Nf5 { [%eval 6.91] [%clk 0:11:27] } 72... Bf8 { [%eval 7.46] [%clk 0:15:46] } 73. Bd3 { [%eval 7.37] [%clk 0:11:25] } 73... Kf7 { [%eval 7.35] [%clk 0:15:57] } 74. Kf3 { [%eval 7.39] [%clk 0:11:34] } 74... Ke6 { [%eval 7.2] [%clk 0:16:09] } 75. Ke4 { [%eval 7.85] [%clk 0:11:52] } 75... Kf6 { [%eval 7.68] [%clk 0:14:47] } 76. Kd5 { [%eval 7.49] [%clk 0:11:56] } 76... Bb4 { [%eval 9.44] [%clk 0:14:57] } 77. Nxh6 { [%eval 8.73] [%clk 0:11:43] } 1-0