Chess puzzle (Checkmate)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Busch-Gass_Gambit
Moves: 1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. O-O h6 5. d4 exd4 6. Nxd4 Qf6 7. e5 dxe5 8.
Nf3 e4 9. Re1 Ne7 10. Rxe4 O-O 11. Nc3 Bf5 12. Bd2 Bxe4 13. Nxe4 Qf5 14. Nxc5
Qxc5 15. Qe2 Nbc6 16. Bc3 Nf5 17. Qe4 Nd6 18. Qg4 g6 *
Position (FEN): r4rk1/ppp2p2/2nn2pp/2q5/2B3Q1/2B2N2/PPP2PPP/R5K1 w - - 0 19
White to move.
Themes: Kingside Attack, Pin Middlegame Mate in 1 
Puzzle rating: 1457
Best move: Qxg6#