Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 a6 6. Ba4 b5 7. Bc2 Nf6 8. d4
exd4 9. cxd4 Be7 10. Re1 O-O 11. Bg5 h6 12. Bh4 Bg4 13. Bxf6 Bxf6 14. Qd3 Bxf3
15. e5 Nb4 *
Position (FEN): r2q1rk1/2p2pp1/p2p1b1p/1p2P3/1n1P4/3Q1b2/PPB2PPP/RN2R1K1 w - - 1 16
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 651
Best move: Qh7#