Chess puzzle (Checkmate)
Opening: English_Defense, English_Defense_Other_variations
Moves: 1. d4 b6 2. Nf3 Bb7 3. c4 e6 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 Nf6 7. e3 Ne4 8.
Bb4 a5 9. Ba3 Nc6 10. Nd2 Nb4 11. f3 Qh4+ 12. Ke2 *
Position (FEN): r3k2r/1bpp1ppp/1p2p3/p7/1nPPn2q/B3PP2/PP1NK1PP/R2Q1B1R b kq - 2 12
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 915
Best move: Qf2#