Chess puzzle (Checkmate)
Opening: Vant_Kruijs_Opening, Vant_Kruijs_Opening_Other_variations
Moves: 1. e3 e5 2. g3 d5 3. Qh5 Nc6 4. Bb5 Bd6 5. b3 Bd7 6. Ba3 Nf6 7. Qg5 O-O 8. Bxd6
cxd6 9. d3 Nb4 10. Bxd7 Nxc2+ 11. Kf1 Qxd7 12. Nf3 Nxa1 13. Na3 Rac8 14. Kg2
Nc2 15. Nxc2 Rxc2 16. Nh4 Qb5 17. Nf5 Qxd3 *
Position (FEN): 5rk1/pp3ppp/3p1n2/3ppNQ1/8/1P1qP1P1/P1r2PKP/7R w - - 0 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 769
Best move: Qxg7#