Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Gunsberg_Defense
Moves: 1. d4 d5 2. c4 c5 3. Nf3 dxc4 4. d5 e6 5. e4 exd5 6. Qxd5 Nc6 7. Bxc4 Nf6 *
Position (FEN): r1bqkb1r/pp3ppp/2n2n2/2pQ4/2B1P3/5N2/PP3PPP/RNB1K2R w KQkq - 1 8
White to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 926
Best move: Qxf7#