Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Smith-Morra_Gambit_Accepted
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Bc4 e6 5. c3 dxc3 6. Nxc3 Bb4 7. Bd2 Nf6 8.
Rc1 a6 9. a4 O-O 10. g4 Nxg4 11. Rg1 Nge5 12. Bh6 g6 13. Bg5 f6 14. Bh6 Nxc4
15. Nh4 Rf7 16. Nxg6 hxg6 17. Rxg6+ Kh7 18. Qh5 Qa5 *
Position (FEN): r1b5/1p1p1r1k/p1n1ppRB/q6Q/Pbn1P3/2N5/1P3P1P/2R1K3 w - - 3 19
White to move.
Themes: Discovered Attack Middlegame Mate in 1 
Puzzle rating: 2317
Best move: Bg5#