Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Euwe_Attack
Moves: 1. b3 c6 2. e4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Bb5+ Nd7 8.
Ne5 Nf6 9. g5 Bh5 10. Nxd7 Bxd1 *
Position (FEN): r2qkb1r/pp1Npppp/5n2/1B1p2P1/8/1P5P/P1PP1P2/RNBbK2R w KQkq - 0 11
White to move.
Themes: Double Check Middlegame Mate in 1 
Puzzle rating: 1169
Best move: Nxf6#