Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Two_Knights_Attack
Moves: 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 h6 5. Bc4 Nd7 6. Qe2 b5 *
Position (FEN): r1bqkbnr/p2nppp1/2p4p/1p6/2B1N3/5N2/PPPPQPPP/R1B1K2R w KQkq - 0 7
White to move.
Themes: Pin Opening Mate in 1, Smothered Mate 
Puzzle rating: 1339
Best move: Nd6#