Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 e6 3. g3 g6 4. Bg2 Bg7 5. O-O Nf6 6. c4 c6 7. Nbd2 O-O 8. b3 b6
9. Bb2 Bb7 10. Qc2 Nbd7 11. Rfe1 Rc8 12. Rad1 c5 13. Ne5 cxd4 14. Bxd4 Nxe5 15.
Bxe5 Nd7 16. Bxg7 Kxg7 17. Nf3 Qf6 18. Nd4 Ne5 19. f4 Ng4 20. Qc1 Ba8 21. h3
Nh6 22. e4 dxc4 23. e5 Qe7 24. Bxa8 Rxa8 25. bxc4 Qc5 26. Qc3 Nf5 27. Re4 Rac8
28. Rc1 b5 29. Kg2 bxc4 30. Qxc4 Qxc4 31. Rxc4 Rxc4 32. Nxf5+ gxf5 33. Rxc4 Rb8
34. Rc2 Rb4 35. Kf3 h5 36. Rc7 Ra4 37. Rc2 Ra3+ 38. Kf2 a5 39. Kg2 Kg6 40. Kh2
f6 41. exf6 Kxf6 42. Rg2 e5 43. fxe5+ Kxe5 44. Re2+ Kf6 45. Rf2 Kg5 46. h4+ Kg4
*
Position (FEN): 8/8/8/p4p1p/6kP/r5P1/P4R1K/8 w - - 1 47
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 781
Best move: Rf4#