Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nc3 d5 3. e5 Bf5 4. h3 e6 5. Nge2 Nd7 6. f4 Ne7 7. g3 h5 8. Nd4 Bh7
9. Qf3 c5 10. Ndb5 Bxc2 *
Position (FEN): r2qkb1r/pp1nnpp1/4p3/1NppP2p/5P2/2N2QPP/PPbP4/R1B1KB1R w KQkq - 0 11
White to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 869
Best move: Nd6#