Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Cozio_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 a6 7. Ba4 b5 8.
Bb3 Nc6 9. Qd5 Qe7 10. O-O Bb7 11. Bg5 f6 12. Bh4 Na5 13. Qd3 O-O-O 14. Nc3 h5
15. Nd5 Bxd5 16. Qxd5 g5 *
Position (FEN): 2kr1b1r/2ppq3/p4p2/np1Q2pp/4P2B/1B6/PPP2PPP/R4RK1 w - - 0 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 855
Best move: Qa8#