Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. Bg5 Be7 5. h4 h6 6. Bf4 Nf6 7. Nc3 Nh5 8. e3
Nxf4 9. exf4 c5 10. Bxc4 cxd4 11. Nxd4 Bb4 12. Qd3 Bxc3+ 13. bxc3 Nc6 14. Bb5
Bd7 15. O-O-O O-O 16. Ba4 Nxd4 17. Bxd7 Qxd7 18. Qxd4 Qxd4 19. Rxd4 Rac8 20.
Kc2 Rc6 21. Rhd1 Rfc8 22. R1d3 R8c7 23. g4 a5 24. a4 f6 25. Rd7 Rxd7 26. Rxd7
Rb6 27. Rd8+ Kh7 28. f5 exf5 29. gxf5 h5 30. Kd3 g6 31. Ke4 gxf5+ 32. Kxf5 Rb2
33. Rd7+ Kg8 34. f4 Rb3 35. c4 Rb4 36. c5 Rxa4 37. Rxb7 Rc4 38. Rb8+ Kf7 39.
Rb7+ Ke8 40. Kg6 Rxc5 41. Kxf6 a4 42. Rh7 Ra5 43. Ke6 a3 *
Position (FEN): 4k3/7R/4K3/r6p/5P1P/p7/8/8 w - - 0 44
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1147
Best move: Rh8#