Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Mediterranean_Defense
Moves: 1. e4 e6 2. d4 Nf6 3. e5 Nd5 4. c4 Nb6 5. Nc3 c5 6. d5 exd5 7. cxd5 d6 8. Bb5+
Bd7 9. e6 fxe6 10. dxe6 Bxb5 11. Nxb5 Be7 12. Qf3 Nc6 *
Position (FEN): r2qk2r/pp2b1pp/1nnpP3/1Np5/8/5Q2/PP3PPP/R1B1K1NR w KQkq - 3 13
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1164
Best move: Qf7#