Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 Bf5 3. c4 Nc6 4. Nc3 Nb4 5. Qa4+ Nc6 6. e3 Bd7 7. Qb3 dxc4 8.
Bxc4 Nf6 *
Position (FEN): r2qkb1r/pppbpppp/2n2n2/8/2BP4/1QN1PN2/PP3PPP/R1B1K2R w KQkq - 1 9
White to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 606
Best move: Bxf7#