Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 Nh6 7. c3 O-O 8.
d4 cxd4 9. cxd4 f5 10. e5 d6 11. Nc3 f4 12. Qc2 Bg4 13. Ng5 e6 14. Nge4 Nf5 15.
exd6 Bxd4 16. Bxf4 e5 17. Bg5 Qd7 18. h3 Bh5 19. g4 Bxg4 20. hxg4 Nxd6 21. Qe2
Nxe4 22. Nxe4 Qe6 23. Rac1 Rf7 24. Kg2 Raf8 25. f3 c5 26. Rf1 Qd5 27. Qc4 Qxc4
28. Rxc4 Kg7 29. b3 Rc7 30. Rfc1 h6 31. Bh4 Rfc8 32. Bf2 Rf8 33. Bxd4 exd4 34.
Rxc5 Rcf7 35. Rf1 d3 36. Rd5 h5 37. gxh5 gxh5 38. Rxd3 Kh6 39. Kf2 h4 40. Ke3
Rf4 41. Rd6+ Kh7 42. Ng5+ Kh8 43. Ne6 R4f6 44. Nxf8 Rxd6 45. Rh1 Kg7 46. Rxh4
Kxf8 47. Ra4 a6 48. f4 Ke7 49. Ke4 Kf6 50. Ra5 Re6+ 51. Re5 Rc6 52. Rf5+ Ke6
53. Rh5 Kd7 54. Rh7+ Kc8 55. f5 Rc2 56. Ke5 Re2+ 57. Kf6 Rxa2 58. Re7 Rb2 59.
Re3 Rf2 60. Ke6 a5 61. f6 Kd8 62. f7 a4 63. Rd3+ Kc7 64. bxa4 Kc6 65. Ke7 Re2+
66. Kf8 Rf2 67. Kg8 Rg2+ 68. Kf8 Kc7 69. Rc3+ Kd7 70. Rc1 Rf2 71. Ra1 Ke6 72.
a5 Rxf7+ 73. Ke8 Rb7 74. a6 *
Position (FEN): 4K3/1r6/P3k3/8/8/8/8/R7 b - - 0 74
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1434
Best move: Rb8#