Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Mason_Variation
Moves: 1. d4 d5 2. Bf4 Nc6 3. Nc3 e6 4. Nb5 Bd6 5. Nxd6+ cxd6 6. Nf3 f6 7. e3 e5 8.
Bg3 e4 9. Nh4 g5 10. Qh5+ Kd7 11. Nf5 Kc7 12. Bxd6+ Kd7 13. Bb5 Ke6 14. Qh3
Qa5+ 15. c3 Qxb5 16. Bc5 Qxb2 17. Nh6+ f5 *
Position (FEN): r1b3nr/pp5p/2n1k2N/2Bp1pp1/3Pp3/2P1P2Q/Pq3PPP/R3K2R w KQ - 0 18
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 470
Best move: Qxf5#