Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 d5 2. c4 Nf6 3. cxd5 Qxd5 4. Nc3 Qd8 5. Nf3 Bf5 6. Qb3 b6 7. e4 Nxe4 8.
Bb5+ c6 9. Ne5 cxb5 *
Position (FEN): rn1qkb1r/p3pppp/1p6/1p2Nb2/3Pn3/1QN5/PP3PPP/R1B1K2R w KQkq - 0 10
White to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 1240
Best move: Qxf7#