Chess puzzle (Checkmate)
Opening: Dutch_Defense, Dutch_Defense_Other_variations
Moves: 1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 d5 6. cxd5 exd5 7. e3 Be7 8. Bd3
O-O 9. Ne5 Ne4 10. Bxe7 Qxe7 11. f4 Qh4+ 12. Ke2 *
Position (FEN): rnb2rk1/pp4pp/2p5/3pNp2/3PnP1q/2NBP3/PP2K1PP/R2Q3R b - - 2 12
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1257
Best move: Qf2#