Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nc3 d6 3. d3 h6 4. Nf3 Nf6 5. Be3 Nc6 6. Nd5 Be6 7. c4 Bxd5 8. cxd5
Ne7 9. Qa4+ Nd7 10. d4 exd4 11. Nxd4 Ng6 12. Nf5 a6 13. Rc1 Ne7 14. Bb6 cxb6 *
Position (FEN): r2qkb1r/1p1nnpp1/pp1p3p/3P1N2/Q3P3/8/PP3PPP/2R1KB1R w Kkq - 0 15
White to move.
Themes:  Opening Mate in 1, Smothered Mate 
Puzzle rating: 1346
Best move: Nxd6#