Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_McDonnell_Attack
Moves: 1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Bg4 5. b4 Nxb4 6. Ne5 Bxd1 *
Position (FEN): r2qkbnr/pp2pppp/3p4/2p1N3/1nB1PP2/8/P1PP2PP/RNBbK2R w KQkq - 0 7
White to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 1317
Best move: Bxf7#