Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Breyer_Variation
Moves: 1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Qe2 Nd7 6. Bd2 e5 7. Bc3 f6 8. g4
Bg6 9. h4 Ne7 *
Position (FEN): r2qkb1r/pp1nn1pp/2p2pb1/4p3/4N1PP/2BP4/PPP1QP2/R3KBNR w KQkq - 1 10
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 896
Best move: Nd6#