Event: Round 9: Nardoni, Matteo - Costantino, Claudio Emanuele
Date: 2025-07-05
White: Nardoni, Matteo
WhiteElo: 1942
Black: Costantino, Claudio Emanuele
BlackElo: 2150
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:30:59] } 2. Nf3 { [%eval 0.2] [%clk 1:31:22] } 2... d6 { [%eval 0.31] [%clk 1:31:26] } 3. d4 { [%eval 0.22] [%clk 1:31:46] } 3... cxd4 { [%eval 0.19] [%clk 1:31:53] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:10] } 4... Nf6 { [%eval 0.31] [%clk 1:32:19] } 5. Nc3 { [%eval 0.32] [%clk 1:32:35] } 5... a6 { [%eval 0.28] [%clk 1:32:47] } 6. f3 { [%eval 0.13] [%clk 1:32:55] } 6... e5 { [%eval 0.4] [%clk 1:33:07] } 7. Nb3 { [%eval 0.24] [%clk 1:33:21] } 7... Be6 { [%eval 0.19] [%clk 1:33:33] } 8. Be3 { [%eval 0.32] [%clk 1:33:45] } 8... Be7 { [%eval 0.35] [%clk 1:33:52] } 9. Qd2 { [%eval 0.36] [%clk 1:34:09] } 9... O-O { [%eval 0.41] [%clk 1:34:12] } 10. O-O-O { [%eval 0.31] [%clk 1:34:32] } 10... Nbd7 { [%eval 0.61] [%clk 1:34:39] } 11. g4 { [%eval 0.43] [%clk 1:34:53] } 11... b5 { [%eval 0.37] [%clk 1:35:07] } 12. g5 { [%eval 0.35] [%clk 1:35:12] } 12... b4 { [%eval 0.54] [%clk 1:35:20] } 13. Ne2 { [%eval 0.58] [%clk 1:35:37] } 13... Ne8 { [%eval 0.53] [%clk 1:35:46] } 14. f4 { [%eval 0.49] [%clk 1:35:45] } 14... a5 { [%eval 0.55] [%clk 1:35:54] } 15. f5 { [%eval 0.53] [%clk 1:36:04] } 15... a4 { [%eval 0.56] [%clk 1:36:13] } 16. fxe6 { [%eval 0.63] [%clk 1:36:28] } 16... axb3 { [%eval 0.56] [%clk 1:35:35] } 17. cxb3 { [%eval 0.54] [%clk 1:36:47] } 17... fxe6 { [%eval 0.5] [%clk 1:33:50] } 18. Bh3 { [%eval 0.51] [%clk 1:37:09] } 18... Rxa2 { [%eval 0.49] [%clk 1:32:15] } 19. Bxe6+ { [%eval 0.45] [%clk 1:37:32] } 19... Kh8 { [%eval 0.53] [%clk 1:32:31] } 20. Ng3 { [%eval 0.58] [%clk 1:37:07] } 20... d5? { [%eval 2.25] } { Mistake. Nc7 was best. } { [%clk 0:49:06] } 21. Qxd5 { [%eval 1.73] [%clk 1:14:37] } 21... Nd6? { [%eval 3.12] } { Mistake. Bxg5 was best. } { [%clk 1:06:52] } 22. Kb1 { [%eval 2.95] [%clk 0:49:01] } 22... Ra6?! { [%eval 3.85] } { Inaccuracy. Ra5 was best. } { [%clk 1:06:33] } 23. Nf5 { [%eval 3.76] [%clk 0:44:48] } 23... Qc7?! { [%eval 4.8] } { Inaccuracy. Re8 was best. } { [%clk 0:55:58] } 24. Rc1 { [%eval 4.57] [%clk 0:38:12] } 24... Qd8 { [%eval 4.39] [%clk 0:56:13] } 25. Nxe7 { [%eval 4.07] [%clk 0:37:07] } 25... Qxe7 { [%eval 4.07] [%clk 0:56:40] } 26. Rc7 { [%eval 4.0] [%clk 0:36:31] } 26... Ne8 { [%eval 4.08] [%clk 0:55:10] } 27. Rxd7 { [%eval 3.93] [%clk 0:32:04] } 27... Qxe6 { [%eval 4.21] [%clk 0:55:33] } 28. Bc5 { [%eval 4.02] [%clk 0:31:25] } 28... Rf4 { [%eval 4.52] [%clk 0:55:24] } 29. Rd1 { [%eval 4.4] [%clk 0:25:36] } 29... Rh4 { [%eval 5.24] [%clk 0:47:19] } 30. Re7 { [%eval 5.2] [%clk 0:24:17] } 30... Qxd5?? { [%eval #5] } { Checkmate is now unavoidable. Qg6 was best. } { [%clk 0:47:20] } 31. exd5?? { [%eval 5.7] } { Lost forced checkmate sequence. Rxe8+ was best. } { [%clk 0:23:47] } 31... Ra8 { [%eval 5.42] [%clk 0:47:23] } 32. d6 { [%eval 5.31] [%clk 0:24:10] } 1-0