Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 Nf6 7. Bd3 Bd7 8.
Nd5 Nxd5 9. exd5 Ne7 *
Position (FEN): r2qkb1r/pp1bnppp/3p4/1N1Pp3/8/3B4/PPP2PPP/R1BQK2R w KQkq - 1 10
White to move.
Themes:  Opening Mate in 1, Smothered Mate 
Puzzle rating: 1111
Best move: Nxd6#