Event: Round 4: Markzon, Gregory - Evertsson, Rune
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-4/9mgBGVnn/wKgnZq9V
Date: 2025-10-24
White: Markzon, Gregory
WhiteTitle: FM
WhiteElo: 2079
Black: Evertsson, Rune
BlackElo: 1898
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Sicilian Invitation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:45] } 1... c5 { [%eval 0.25] [%clk 1:30:27] } 2. b3 { [%eval -0.03] [%clk 1:31:04] } 2... Nf6 { [%eval 0.0] [%clk 1:30:03] } 3. Bb2 { [%eval 0.0] [%clk 1:31:24] } 3... d5 { [%eval 0.14] [%clk 1:29:43] } 4. g3 { [%eval -0.25] [%clk 1:31:44] } 4... e6 { [%eval 0.0] [%clk 1:29:42] } 5. Bg2 { [%eval 0.08] [%clk 1:32:07] } 5... Bd6 { [%eval 0.03] [%clk 1:27:42] } 6. O-O { [%eval 0.0] [%clk 1:32:32] } 6... Nc6 { [%eval 0.0] [%clk 1:27:43] } 7. d3 { [%eval -0.35] [%clk 1:32:23] } 7... O-O { [%eval -0.16] [%clk 1:27:02] } 8. Nbd2 { [%eval -0.43] [%clk 1:32:45] } 8... e5 { [%eval -0.45] [%clk 1:25:43] } 9. e4 { [%eval -0.66] [%clk 1:32:38] } 9... d4 { [%eval -0.72] [%clk 1:22:46] } 10. Nc4 { [%eval -0.54] [%clk 1:30:23] } 10... Bc7 { [%eval -0.63] [%clk 1:22:01] } 11. a4 { [%eval -0.65] [%clk 1:30:32] } 11... Ne8 { [%eval -0.24] [%clk 1:14:32] } 12. h4 { [%eval -0.6] [%clk 1:26:55] } 12... Bg4 { [%eval -0.6] [%clk 1:12:14] } 13. Qe1 { [%eval -0.46] [%clk 1:24:55] } 13... Qe7 { [%eval -0.43] [%clk 1:05:31] } 14. Nh2 { [%eval -0.37] [%clk 1:24:28] } 14... Bd7 { [%eval -0.43] [%clk 1:05:06] } 15. f4?! { [%eval -1.29] } { Inaccuracy. Bc1 was best. } { [%clk 1:23:38] } 15... f5?? { [%eval 1.31] } { Blunder. exf4 was best. } { [%clk 0:48:25] } 16. exf5 { [%eval 1.45] [%clk 1:14:04] } 16... Rxf5 { [%eval 1.66] [%clk 0:39:44] } 17. Be4?! { [%eval 0.85] } { Inaccuracy. fxe5 was best. } { [%clk 1:07:18] } 17... Rf8 { [%eval 0.92] [%clk 0:34:55] } 18. f5 { [%eval 0.57] [%clk 1:04:39] } 18... Nd6 { [%eval 0.47] [%clk 0:33:14] } 19. Nxd6 { [%eval 0.41] [%clk 1:04:23] } 19... Qxd6 { [%eval 0.4] [%clk 0:33:24] } 20. g4 { [%eval 0.27] [%clk 1:02:45] } 20... Nb4 { [%eval 0.23] [%clk 0:31:25] } 21. Rf2 { [%eval 0.15] [%clk 1:00:12] } 21... Bc6 { [%eval 0.39] [%clk 0:31:06] } 22. g5 { [%eval -0.06] [%clk 0:59:32] } 22... Nd5 { [%eval -0.06] [%clk 0:29:59] } 23. Bc1 { [%eval 0.0] [%clk 0:58:53] } 23... Nf4 { [%eval 0.13] [%clk 0:29:16] } 24. Bxf4 { [%eval 0.13] [%clk 0:57:16] } 24... exf4 { [%eval 0.26] [%clk 0:29:37] } 25. Bxc6 { [%eval 0.0] [%clk 0:51:52] } 25... Qxc6 { [%eval 0.01] [%clk 0:24:27] } 26. Qe6+ { [%eval 0.05] [%clk 0:49:28] } 26... Kh8?? { [%eval 2.98] } { Blunder. Qxe6 was best. } { [%clk 0:24:33] } 27. Qxc6 { [%eval 2.92] [%clk 0:48:38] } 27... bxc6 { [%eval 2.88] [%clk 0:24:59] } 28. Re1 { [%eval 2.86] [%clk 0:48:18] } 28... Rae8 { [%eval 2.76] [%clk 0:23:00] } 29. Rfe2? { [%eval 0.95] } { Mistake. Re4 was best. } { [%clk 0:48:04] } 29... Re3 { [%eval 1.03] [%clk 0:23:18] } 30. Ng4 { [%eval 0.9] [%clk 0:47:17] } 30... Ba5? { [%eval 2.73] } { Mistake. Rxf5 was best. } { [%clk 0:17:37] } 31. Nxe3 { [%eval 2.37] [%clk 0:47:08] } 31... Bxe1?! { [%eval 3.36] } { Inaccuracy. dxe3 was best. } { [%clk 0:15:10] } 32. Ng2 { [%eval 3.16] [%clk 0:39:52] } 32... Bg3 { [%eval 3.04] [%clk 0:14:57] } 33. Re4?! { [%eval 2.32] } { Inaccuracy. Ne1 was best. } { [%clk 0:40:42] } 33... f3?! { [%eval 3.51] } { Inaccuracy. Kg8 was best. } { [%clk 0:13:51] } 34. Nf4 { [%eval 3.54] [%clk 0:40:47] } 34... Kg8?! { [%eval 4.7] } { Inaccuracy. g6 was best. } { [%clk 0:13:10] } 35. Nh5 { [%eval 4.65] [%clk 0:39:54] } 35... Bd6 { [%eval 5.09] [%clk 0:11:49] } 36. Re6 { [%eval 4.93] [%clk 0:34:50] } 36... Rd8 { [%eval 5.62] [%clk 0:12:07] } 37. Kf2 { [%eval 5.53] [%clk 0:34:11] } 37... Kf7 { [%eval 5.73] [%clk 0:10:44] } 38. Kxf3 { [%eval 5.58] [%clk 0:34:10] } 38... Be7 { [%eval 6.52] [%clk 0:08:55] } 39. Nxg7 { [%eval 6.53] [%clk 0:30:15] } 39... Rd5 { [%eval 7.06] [%clk 0:09:12] } 40. f6 { [%eval 6.88] [%clk 0:28:40] } 40... Bf8 { [%eval 7.02] [%clk 0:08:36] } 41. Rxc6 { [%eval 6.88] [%clk 0:28:28] } 41... Re5 { [%eval 8.13] [%clk 0:08:00] } 42. Kg4 { [%eval 7.3] [%clk 0:26:05] } 42... Re2? { [%eval #18] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:08:05] } 43. Rc7+ { [%eval 11.24] [%clk 0:25:57] } 43... Kg8?! { [%eval #18] } { Checkmate is now unavoidable. Be7 was best. } { [%clk 0:07:58] } 44. Nf5 { [%clk 0:25:58] } 44... Rxc2 { [%clk 0:07:59] } 45. f7+ { [%clk 0:26:13] } 45... Kh8 { [%clk 0:08:18] } 1-0