Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 cxd4 5. exd4 Be7 6. Bd3 b6 7. O-O Bb7 8. c3
d6 9. Nbd2 Nbd7 10. Re1 a6 11. Qe2 O-O 12. Rad1 Re8 13. Bh4 b5 14. a3 Bc6 15.
Bg3 Qc7 16. Ne4 Nxe4 17. Bxe4 Bxe4 18. Qxe4 Nf6 19. Qd3 Qc6 20. Ng5 Qd5 21. Nf3
Rec8 22. h3 a5 23. Rc1 Rab8 24. Nd2 Bf8 25. Bh4 Nd7 26. b3 Ne5 27. Qe2 Ng6 28.
Bg3 e5 29. dxe5 dxe5 30. c4 bxc4 31. bxc4 Qe6 32. Qe3 Bc5 33. Qf3 f6 34. Ne4
Bd4 35. Kh1 Rb2 36. a4 Qc6 37. Qa3 Nf8 38. c5 Ne6 39. Nd6 Rcb8 40. Nb5 Qd5 41.
Nxd4 Nxd4 42. c6 Nxc6 43. Red1 Nd4 44. Qe7 R2b7 45. Rc7 Rxc7 46. Qxc7 Qb7 47.
Qc4+ Qf7 48. Qc5 Rd8 49. Qxa5 Qd5 50. Qxd5+ Rxd5 51. Ra1 Ra5 52. f3 Nb3 53. Ra3
Nc5 54. Bf2 Nxa4 55. Rb3 Nc5 56. Rb8+ Kf7 57. Bxc5 Rxc5 58. Rb7+ Kg6 59. Kh2
Rc2 60. h4 h5 61. Kg3 Rc4 62. Ra7 Kh6 63. Rb7 g5 64. hxg5+ Kxg5 65. Ra7 h4+ 66.
Kh2 Rc2 67. Rg7+ Kf5 68. Rh7 Kg5 69. Rg7+ Kh6 70. Rg8 Rc1 71. Rh8+ Kg5 72. Rg8+
Kf5 73. Rh8 Kg5 74. Rg8+ Kf4 75. Rh8 f5 76. Rxh4+ Ke3 77. Rh8 e4 78. fxe4 fxe4
79. Re8 Re1 80. Kh3 Kf2 81. g4 *
Position (FEN): 4R3/8/8/8/4p1P1/7K/5k2/4r3 b - - 0 81
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1249
Best move: Rh1#