Chess puzzle (Checkmate)
Opening: Vant_Kruijs_Opening, Vant_Kruijs_Opening_Other_variations
Moves: 1. e3 e5 2. Nc3 d5 3. d4 Nc6 4. Nf3 e4 5. Nd2 Nf6 6. Bb5 Bg4 7. f3 Nh5 8. O-O
exf3 9. Bxc6+ bxc6 10. Nxf3 Bd6 11. Qd3 Bxf3 12. Rxf3 Qh4 13. h3 O-O 14. e4
dxe4 15. Nxe4 Rae8 16. Ng5 Re1+ 17. Rf1 Rxf1+ 18. Kxf1 Bf4 *
Position (FEN): 5rk1/p1p2ppp/2p5/6Nn/3P1b1q/3Q3P/PPP3P1/R1B2K2 w - - 1 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 440
Best move: Qxh7#