Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8.
Nd2 e6 9. h3 Bh5 10. Ngf3 Be7 11. O-O O-O 12. Rae1 a6 13. Ne5 b5 14. a3 Nxe5
15. Bxe5 Nd7 16. Bh2 Bg6 17. Bxg6 hxg6 18. Nf3 Qc6 19. Qd1 a5 20. Re3 b4 21.
axb4 axb4 22. Rfe1 bxc3 23. bxc3 Rfc8 24. Qe2 Ra3 25. Rc1 Bf6 26. Ne5 Nxe5 27.
Bxe5 Bxe5 28. dxe5 Qc4 29. Qxc4 Rxc4 30. g3 d4 31. Rd3 Raxc3 32. Rcxc3 dxc3 33.
Rd8+ Kh7 34. Rd1 g5 35. Kf1 Kg6 36. g4 c2 37. Rc1 Rc3 38. Ke2 Rc5 39. Kd3 Rxe5
40. Rxc2 Re1 41. Kd4 f6 42. Rc3 Re2 43. Rf3 e5+ 44. Kd5 Kf7 45. Kc4 Rd2 46. Kc3
Rd1 47. Re3 Ke6 48. Re2 Kd5 49. Ra2 Rh1 50. Kd3 Rxh3+ 51. Ke2 e4 52. Ra5+ Kd4
53. Ra4+ Ke5 54. Ra7 g6 55. Rg7 Rh6 56. Ke3 Rh3+ 57. Ke2 Rh6 58. Ke3 f5 59.
gxf5 gxf5 60. Rxg5 Rh3+ 61. Ke2 Rf3 62. Rg8 Kf4 63. Rh8 Ra3 64. Rh4+ Kg5 65.
Rh8 Kg4 66. Rg8+ Kf4 67. Rh8 Ra2+ 68. Ke1 Kf3 69. Rh3+ Kg2 70. Rg3+ Kh2 71. Rg5
f4 72. Rg4 Ra1+ 73. Ke2 Ra2+ 74. Kf1 Ra1+ 75. Ke2 Ra2+ 76. Kf1 f3 *
Position (FEN): 8/8/8/8/4p1R1/5p2/r4P1k/5K2 w - - 0 77
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 998
Best move: Rh4#