Event: Round 9: Massazza, Federico - Mammi, Ottavio
Date: 2024-07-06
White: Massazza, Federico
WhiteElo: 2205
Black: Mammi, Ottavio
BlackElo: 2102
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, Adams Attack
Variant: Standard

1. Nf3 { [%eval 0.14] [%clk 1:30:55] } 1... c5 { [%eval 0.38] [%clk 1:30:55] } 2. e4 { [%eval 0.17] [%clk 1:29:47] } 2... d6 { [%eval 0.26] [%clk 1:31:15] } 3. d4 { [%eval 0.26] [%clk 1:30:12] } 3... cxd4 { [%eval 0.28] [%clk 1:31:41] } 4. Nxd4 { [%eval 0.18] [%clk 1:30:37] } 4... Nf6 { [%eval 0.24] [%clk 1:32:07] } 5. Nc3 { [%eval 0.32] [%clk 1:31:03] } 5... a6 { [%eval 0.22] [%clk 1:32:33] } 6. h3 { [%eval 0.19] [%clk 1:31:28] } 6... e5 { [%eval 0.21] [%clk 1:28:09] } 7. Nde2 { [%eval 0.24] [%clk 1:31:53] } 7... Be6 { [%eval 0.45] [%clk 1:27:40] } 8. g4 { [%eval 0.49] [%clk 1:31:31] } 8... d5 { [%eval 0.57] [%clk 1:27:43] } 9. exd5 { [%eval 0.57] [%clk 1:31:54] } 9... Nxd5 { [%eval 0.61] [%clk 1:28:06] } 10. Bg2 { [%eval 0.53] [%clk 1:32:05] } 10... Bb4 { [%eval 0.49] [%clk 1:28:27] } 11. O-O { [%eval 0.71] [%clk 1:31:38] } 11... Bxc3 { [%eval 0.74] [%clk 1:21:38] } 12. Nxc3 { [%eval 0.71] [%clk 1:30:00] } 12... Nxc3 { [%eval 0.82] [%clk 1:20:35] } 13. bxc3 { [%eval 0.32] [%clk 1:29:05] } 13... Nc6 { [%eval 0.21] [%clk 1:12:44] } 14. Be3?! { [%eval -0.38] } { Inaccuracy. Ba3 was best. } { [%clk 1:22:02] } 14... O-O { [%eval -0.03] [%clk 1:09:58] } 15. Qb1 { [%eval -0.5] [%clk 1:18:29] } 15... Qc8 { [%eval -0.46] [%clk 1:06:53] } 16. Bc5 { [%eval -0.76] [%clk 1:10:21] } 16... Rd8 { [%eval -0.68] [%clk 1:06:55] } 17. Bb6 { [%eval -0.91] [%clk 1:10:09] } 17... Re8 { [%eval -0.83] [%clk 1:05:23] } 18. Rd1?! { [%eval -1.91] } { Inaccuracy. Kh2 was best. } { [%clk 1:06:06] } 18... h5 { [%eval -2.0] [%clk 1:05:35] } 19. gxh5?! { [%eval -2.71] } { Inaccuracy. Rd3 was best. } { [%clk 1:02:42] } 19... Bxh3 { [%eval -2.78] [%clk 1:05:52] } 20. Rd3 { [%eval -2.47] [%clk 1:02:58] } 20... Bxg2 { [%eval -2.6] [%clk 1:05:54] } 21. Kxg2 { [%eval -2.64] [%clk 1:03:23] } 21... Ne7 { [%eval -2.56] [%clk 1:01:55] } 22. Kh2 { [%eval -2.45] [%clk 0:50:53] } 22... Qg4 { [%eval -2.13] [%clk 0:57:33] } 23. Qb4 { [%eval -2.39] [%clk 0:50:15] } 23... e4 { [%eval -2.77] [%clk 0:56:36] } 24. Bc7? { [%eval -5.02] } { Mistake. Rg1 was best. } { [%clk 0:43:57] } 24... Nc6 { [%eval -4.98] [%clk 0:55:18] } 25. Qc4 { [%eval -4.94] [%clk 0:42:57] } 25... b5 { [%eval -4.94] [%clk 0:53:46] } 26. Qxc6 { [%eval -5.1] [%clk 0:43:13] } 26... exd3 { [%eval -4.99] [%clk 0:54:10] } 27. cxd3 { [%eval -4.98] [%clk 0:43:35] } 27... Rac8 { [%eval -5.21] [%clk 0:54:25] } 28. Qb6 { [%eval -6.21] [%clk 0:40:14] } 28... Re6 { [%eval -5.77] [%clk 0:53:40] } 29. Qa5?? { [%eval #-38] } { Checkmate is now unavoidable. Qb7 was best. } { [%clk 0:39:38] } 29... Rh6 { [%eval #-37] [%clk 0:54:00] } 30. Bg3 { [%eval -8.78] [%clk 0:39:50] } 30... Qf3 { [%eval -7.62] [%clk 0:54:23] } 0-1