Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. Nc3 d5 3. d4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Rb8 8. Qd2
Qa5 9. g3 b5 10. Bg2 b4 11. Ne2 Ba6 12. O-O Bxe2 13. Qxe2 cxd4 14. Nxd4 Nxd4
15. Bxd4 Bc5 16. Bxc5 Qxc5+ 17. Kh1 O-O 18. f5 Rbc8 19. Rac1 Qd4 20. Rfe1 Qxb2
21. f6 gxf6 22. exf6 Qxf6 23. Rf1 Qb2 24. Bxd5 exd5 25. Qg4+ Kh8 26. Qxd7 Rxc2
27. Rxc2 Qxc2 28. Qxd5 Re8 29. Qxf7 Qe4+ 30. Qf3 Qxf3+ 31. Rxf3 Re1+ 32. Kg2
Ra1 33. Rf2 a5 34. g4 Kg7 35. h4 a4 36. Kg3 Rb1 37. g5 a3 38. Kg4 Rb2 39. Rf4
Rxa2 40. Rxb4 Rg2+ 41. Kh5 a2 42. Ra4 Rh2 43. Ra7+ Kg8 44. Kg4 Rg2+ 45. Kf3 Rh2
46. Kg3 Rb2 47. h5 Rc2 48. Kg4 Rb2 49. Ra8+ Kg7 50. Ra7+ Kg8 51. Ra8+ Kg7 52.
h6+ Kg6 53. Ra6+ Kf7 54. Ra7+ Kg6 *
Position (FEN): 8/R6p/6kP/6P1/6K1/8/pr6/8 w - - 5 55
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1464
Best move: Rg7#