Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Be2 Nf6
8. Nc3 Bc5 9. O-O h5 10. Bg5 Ke8 11. h3 Be6 12. Nb5 Kd7 13. Rfd1+ Kc6 14. Nc3
Rad8 15. Bb5+ Kb6 16. a4 Rd4 *
Position (FEN): 7r/ppp2pp1/1k2bn2/1Bb1p1Bp/P2rP3/2N4P/1PP2PP1/R2R2K1 w - - 1 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1423
Best move: a5#