Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Colle_System
Moves: 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Nc6 5. O-O Be7 6. c3 O-O 7. Nbd2 Re8 8. e4
dxe4 9. Nxe4 b6 10. Nfg5 h6 11. Nxf6+ Bxf6 12. Ne4 Bb7 13. Qg4 e5 14. Bxh6 exd4
15. Rad1 Ne5 16. Qg3 Bh4 *
Position (FEN): r2qr1k1/pbp2pp1/1p5B/4n3/3pN2b/2PB2Q1/PP3PPP/3R1RK1 w - - 4 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 850
Best move: Qxg7#