Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bf4 Be7 5. e3 O-O 6. Nf3 a6 7. c5 c6 8. a4 h6
9. a5 Nbd7 10. b4 Nh5 11. Bg3 Nxg3 12. hxg3 Nf6 13. Na4 Qc7 14. Nb6 Rb8 15. Ne5
Nd7 16. Nexd7 Bxd7 17. f4 f5 18. Qh5 Be8 19. Qf3 Bg6 20. Be2 Qd8 21. Qf2 Qe8
22. Bf3 Bd8 23. Na4 h5 24. Qe2 Qf7 25. Bxh5 Bxh5 26. Qxh5 Qxh5 27. Rxh5 Kf7 28.
Kf2 Be7 29. Nb6 Rh8 30. Rah1 Rxh5 31. Rxh5 Kg6 32. Rh4 Bxh4 33. gxh4 Kh5 34. g3
Kg4 35. Kg2 g6 36. Nd7 Rd8 *
Position (FEN): 3r4/1p1N4/p1p1p1p1/P1Pp1p2/1P1P1PkP/4P1P1/6K1/8 w - - 2 37
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 971
Best move: Nf6#