Chess puzzle (Checkmate)
Opening: Bird_Opening, Bird_Opening_Dutch_Variation
Moves: 1. f4 d5 2. Nf3 e6 3. e3 Nf6 4. b3 Bb4 5. Bb2 O-O 6. a3 Be7 7. Be2 Nbd7 8. O-O
b6 9. Kh1 c5 10. d3 Bb7 11. Nbd2 Rb8 12. Rg1 d4 13. e4 Ng4 14. Ne5 *
Position (FEN): 1r1q1rk1/pb1nbppp/1p2p3/2p1N3/3pPPn1/PP1P4/1BPNB1PP/R2Q2RK b - - 2 14
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 753
Best move: Nf2#