Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Bxf3 5. exf3 d5 6. Bg2 c6 7. O-O g6 8. f4
Bg7 9. Nc3 Ne7 10. cxd5 cxd5 11. b3 O-O 12. Ba3 Re8 13. Nb5 Nf5 14. Rc1 Na6 15.
Bh3 Qd7 16. Qd3 Bf8 17. Bxf5 gxf5 18. Bxf8 Kxf8 19. a4 Rec8 20. Qf3 Nb4 21. Qh5
a6 22. Na3 f6 23. Qe2 Rxc1 24. Rxc1 Rc8 25. Re1 Rc3 26. Qxe6 Qxe6 27. Rxe6 Rxb3
28. Rxb6 a5 29. Nb5 Kg7 30. Rb7+ Kg6 31. Nd6 Rd3 32. Ne8 Rxd4 33. Rg7+ Kh6 34.
Rg8 Nd3 35. Nxf6 Rxa4 36. Rg5 Ra1+ 37. Kg2 Ne1+ 38. Kh3 Nf3 *
Position (FEN): 8/7p/5N1k/p2p1pR1/5P2/5nPK/5P1P/r7 w - - 6 39
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1667
Best move: Ng8#