Chess puzzle (Checkmate)
Moves: 1. d4 e5 2. dxe5 Nc6 3. Nc3 Nxe5 4. Bf4 Ng6 5. Bg3 Bb4 6. Qd3 Nf6 7. O-O-O O-O
8. Nd5 Nxd5 9. Qxd5 d6 10. Kb1 Ne7 11. Qe4 Bc5 12. e3 Bb6 13. Bd3 Ng6 14. h4 f5
15. Qd5+ Kh8 16. Bxf5 Rxf5 17. Qd3 Rf8 18. h5 Bf5 19. e4 Ne5 20. Bxe5 dxe5 21.
exf5 Qxd3 22. Rxd3 Bxf2 23. g4 e4 24. Rd1 Rad8 25. Ne2 Rxd1+ 26. Rxd1 e3 27.
Rd7 Rc8 28. c3 b6 29. Kc2 a5 30. Kd3 b5 31. Nd4 b4 32. Ne6 c5 33. h6 c4+ 34.
Ke2 gxh6 35. f6 h5 36. Ng5 Rf8 37. Nf7+ Kg8 38. Nh6+ Kh8 39. Rg7 hxg4 40. Rg8+
Rxg8 *
Position (FEN): 6rk/7p/5P1N/p7/1pp3p1/2P1p3/PP2Kb2/8 w - - 0 41
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1436
Best move: Nf7#