Chess puzzle (Checkmate)
Opening: St_George_Defense, St_George_Defense_Other_variations
Moves: 1. e4 a6 2. f4 b5 3. Be2 Bb7 4. Bf3 e6 5. e5 Bxf3 6. Nxf3 Ne7 7. g4 Nbc6 8. h4
Nd5 9. d4 Nce7 10. Nc3 c5 11. Ne4 cxd4 *
Position (FEN): r2qkb1r/3pnppp/p3p3/1p1nP3/3pNPPP/5N2/PPP5/R1BQK2R w KQkq - 0 12
White to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 1265
Best move: Nd6#