Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_London_System
Moves: 1. d4 d5 2. Nf3 Nf6 3. Bf4 Nc6 4. e3 e6 5. Bd3 Nb4 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8.
Ne5 Qa4 9. c3 Qc2 10. Na3 Nd3+ 11. Kf1 *
Position (FEN): r3kb1r/ppp2ppp/4pn2/3pN3/3P1B2/N1PnP3/PPq2PPP/R2Q1K1R b kq - 4 11
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 963
Best move: Qxf2#