Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. Nc3 d4 5. Ne2 c5 6. Nf4 e6 7. Bb5+ Nc6 8. O-O
g5 9. Bxc6+ bxc6 10. Nh5 g4 11. Ne1 Ne7 *
Position (FEN): r2qkb1r/p3np1p/2p1p3/2p1Pb1N/3p2p1/8/PPPP1PPP/R1BQNRK1 w kq - 2 12
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 898
Best move: Nf6#