Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. g4 Bg6 8.
Nxe5 Bd6 9. Nf3 h5 10. g5 h4 11. d3 f6 12. Nc3 Qd7 13. Kg2 Bh5 14. Be3 O-O-O
15. Rh1 Ne7 16. Qd2 Bxf3+ 17. Kxf3 fxg5 18. Bxg5 Bc5 19. Ke2 Rdf8 20. Raf1 Rh5
21. f4 Ng6 22. Kd1 Bd4 23. Qe2 Rhh8 24. Qg4 Qxg4+ 25. hxg4 h3 26. Rh2 Be3 27.
Ne2 Ne5 28. Rg1 Nf3 29. Rgh1 Nxg5 30. fxg5 Rf3 31. Ng1 Rf1+ 32. Ke2 Rxg1 33.
Kxe3 Rxg4 34. Rxh3 Rxh3+ 35. Rxh3 Rxg5 36. Rf3 Kd7 37. Rf7+ Kd6 38. d4 Rg2 39.
Kd3 c5 40. dxc5+ Kc6 41. b4 Rg3+ 42. Kc4 Re3 43. Rxg7 Rxe4+ 44. Kb3 Re3+ 45. c3
a5 46. a3 a4+ 47. Kxa4 Rxc3 48. Rg6+ Kd7 49. Rh6 c6 50. Rh7+ Kc8 51. Rg7 Kb8
52. Rh7 Ka7 53. Rc7 Ka6 54. Rh7 Rd3 55. Rh8 Ka7 56. Rh7 Ka6 57. Rg7 b6 58. Rg8
*
Position (FEN): 6R1/8/kpp5/2P5/KP6/P2r4/8/8 b - - 1 58
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1150
Best move: b5#