Event: Round 6: Mazzuco Junior, Adir - Prentice, Gregory
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-6/ogmqaxM9/IxWIR6UH
Date: 2025-10-26
White: Mazzuco Junior, Adir
WhiteElo: 1629
Black: Prentice, Gregory
Result: 0-1
ECO: A40
Opening: Horwitz Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:22] } 1... e6 { [%eval 0.37] [%clk 1:30:40] } 2. Nf3 { [%eval 0.08] [%clk 1:30:43] } 2... g6?! { [%eval 0.75] } { Inaccuracy. d5 was best. } { [%clk 1:30:39] } 3. Bf4 { [%eval 0.57] [%clk 1:31:05] } 3... Bg7 { [%eval 0.75] [%clk 1:31:07] } 4. e3 { [%eval 0.37] [%clk 1:31:28] } 4... Ne7 { [%eval 0.58] [%clk 1:31:21] } 5. Be2 { [%eval 0.35] [%clk 1:31:09] } 5... O-O { [%eval 0.59] [%clk 1:31:40] } 6. O-O { [%eval 0.24] [%clk 1:31:22] } 6... b6 { [%eval 0.4] [%clk 1:31:29] } 7. h3 { [%eval 0.27] [%clk 1:31:36] } 7... Bb7 { [%eval 0.45] [%clk 1:31:06] } 8. Nbd2 { [%eval 0.35] [%clk 1:31:55] } 8... d6 { [%eval 0.27] [%clk 1:30:36] } 9. c3 { [%eval 0.22] [%clk 1:32:07] } 9... Nd7 { [%eval 0.15] [%clk 1:30:49] } 10. Bh2 { [%eval 0.06] [%clk 1:31:49] } 10... Nf6?! { [%eval 0.64] } { Inaccuracy. e5 was best. } { [%clk 1:28:55] } 11. Qc2 { [%eval 0.34] [%clk 1:28:21] } 11... Rc8 { [%eval 0.7] [%clk 1:25:46] } 12. Rfd1 { [%eval 0.68] [%clk 1:27:41] } 12... d5 { [%eval 0.81] [%clk 1:20:50] } 13. a4 { [%eval 0.59] [%clk 1:26:37] } 13... c5 { [%eval 0.56] [%clk 1:15:03] } 14. a5 { [%eval 0.57] [%clk 1:22:35] } 14... cxd4?! { [%eval 1.14] } { Inaccuracy. Nc6 was best. } { [%clk 1:04:37] } 15. exd4 { [%eval 0.85] [%clk 1:22:05] } 15... Nc6 { [%eval 0.83] [%clk 1:04:47] } 16. a6 { [%eval 0.71] [%clk 1:21:55] } 16... Ba8 { [%eval 0.76] [%clk 1:05:07] } 17. Qb1 { [%eval 0.49] [%clk 1:19:26] } 17... Qe7 { [%eval 0.6] [%clk 0:58:56] } 18. Ne5 { [%eval 0.39] [%clk 1:15:07] } 18... Nxe5 { [%eval 0.36] [%clk 0:51:32] } 19. Bxe5 { [%eval 0.26] [%clk 1:12:30] } 19... Nd7 { [%eval 0.45] [%clk 0:47:47] } 20. Nf3? { [%eval -1.13] } { Mistake. Bg3 was best. } { [%clk 1:09:58] } 20... Nxe5 { [%eval -1.29] [%clk 0:42:19] } 21. Nxe5 { [%eval -1.26] [%clk 1:08:45] } 21... f6 { [%eval -0.82] [%clk 0:39:52] } 22. Nf3 { [%eval -1.19] [%clk 1:08:38] } 22... e5 { [%eval -1.18] [%clk 0:40:14] } 23. dxe5 { [%eval -1.25] [%clk 1:08:59] } 23... fxe5 { [%eval -1.33] [%clk 0:40:29] } 24. Re1 { [%eval -1.37] [%clk 1:08:48] } 24... Qf6 { [%eval -1.18] [%clk 0:40:26] } 25. Rf1 { [%eval -1.34] [%clk 1:08:02] } 25... d4? { [%eval -0.17] } { Mistake. b5 was best. } { [%clk 0:39:56] } 26. Qa2+ { [%eval -0.57] [%clk 1:08:08] } 26... Kh8 { [%eval -0.76] [%clk 0:40:21] } 27. cxd4 { [%eval -0.55] [%clk 1:07:48] } 27... exd4 { [%eval -0.66] [%clk 0:40:41] } 28. Qb3 { [%eval -0.74] [%clk 1:06:25] } 28... Rce8 { [%eval -0.63] [%clk 0:37:56] } 29. Bb5?? { [%eval -2.73] } { Blunder. Rae1 was best. } { [%clk 1:03:07] } 29... Rd8?? { [%eval -0.89] } { Blunder. Bxf3 was best. } { [%clk 0:37:36] } 30. Rad1 { [%eval -0.73] [%clk 1:02:06] } 30... Qf5 { [%eval -0.61] [%clk 0:29:01] } 31. Bd3 { [%eval -0.98] [%clk 0:59:24] } 31... Qf4 { [%eval -1.09] [%clk 0:28:41] } 32. Bb5 { [%eval -1.01] [%clk 0:52:31] } 32... Bxf3?! { [%eval -0.37] } { Inaccuracy. Rf5 was best. } { [%clk 0:27:24] } 33. gxf3?? { [%eval -5.04] } { Blunder. Qxf3 was best. } { [%clk 0:49:01] } 33... Be5?! { [%eval -3.48] } { Inaccuracy. Rf5 was best. } { [%clk 0:28:14] } 34. Rfe1 { [%eval -3.47] [%clk 0:48:46] } 34... Qh2+ { [%eval -3.52] [%clk 0:25:14] } 35. Kf1 { [%eval -3.44] [%clk 0:49:04] } 35... Qxh3+ { [%eval -3.58] [%clk 0:25:04] } 36. Ke2 { [%eval -3.41] [%clk 0:49:09] } 36... Qf5? { [%eval -1.46] } { Mistake. Bg3 was best. } { [%clk 0:19:00] } 37. Rd3?! { [%eval -2.57] } { Inaccuracy. Bc6 was best. } { [%clk 0:48:55] } 37... Bg7 { [%eval -2.38] [%clk 0:18:49] } 38. Kd1?? { [%eval -4.85] } { Blunder. Bc6 was best. } { [%clk 0:48:19] } 38... Qc5? { [%eval -2.74] } { Mistake. Rc8 was best. } { [%clk 0:18:00] } 39. Bc4 { [%eval -2.63] [%clk 0:35:27] } 39... Rfe8? { [%eval -1.22] } { Mistake. Rc8 was best. } { [%clk 0:16:15] } 40. Rh1?? { [%eval -5.07] } { Blunder. Rxe8+ was best. } { [%clk 0:31:50] } 40... Rc8 { [%eval -4.76] [%clk 0:16:21] } 41. Bf7?? { [%eval #-1] } { Checkmate is now unavoidable. f4 was best. } { [%clk 0:31:32] } 41... Qc1# { [%clk 0:16:34] } 0-1