Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. g3 b6 5. Bg2 Bb7 6. O-O d6 7. Ne1 Bxg2 8. Nxg2
Nbd7 9. Nd2 O-O 10. Re1 e5 11. Nf1 c5 12. d5 Ne8 13. e4 f5 14. exf5 gxf5 15. f4
e4 16. Nfe3 Bh8 17. Qh5 Ng7 18. Qh3 Qf6 19. Bd2 Rae8 20. Rab1 a5 21. c4 Qg6 22.
Nh4 Qh5 23. Bc3 Nf6 24. Nexf5 Nxf5 25. Qxf5 Qxf5 26. Nxf5 Nxd5 *
Position (FEN): 4rrkb/7p/1p1p4/p1pn1N2/2P1pP2/2B3P1/PP5P/1R2R1K1 w - - 0 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1090
Best move: Nh6#