Chess puzzle (Checkmate)
Opening: Alekhine_Defense, Alekhine_Defense_Hunt_Variation
Moves: 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. Nc3 Nxc3 7. dxc3 Nc6 8.
Bf4 Be7 9. Qg4 Kf8 10. b4 d6 11. cxd6 cxd6 12. Nf3 dxe5 13. Nxe5 Nxe5 14. Bxe5
f6 15. Bg3 e5 16. Qh5 Qc7 *
Position (FEN): r1b2k1r/ppq1b1pp/5p2/4p2Q/1PB5/2P3B1/P4PPP/R3K2R w KQ - 2 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 807
Best move: Qf7#