Chess puzzle (Checkmate)
Opening: Nimzowitsch_Defense, Nimzowitsch_Defense_Williams_Variation
Moves: 1. e4 Nc6 2. Nf3 d6 3. Bc4 Bg4 4. h3 Bh5 5. d3 Nf6 6. Bg5 Ne5 7. Nxe5 Bxd1 *
Position (FEN): r2qkb1r/ppp1pppp/3p1n2/4N1B1/2B1P3/3P3P/PPP2PP1/RN1bK2R w KQkq - 0 8
White to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 1186
Best move: Bxf7#