Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 a6 5. Ba4 Be7 6. Bg5 h6 7. Bh4 O-O 8. Nbd2
d6 9. c3 b5 10. Bb3 Nb8 11. Bxf6 Bxf6 12. O-O Nd7 13. d4 Bb7 14. d5 c5 15. dxc6
Bxc6 16. Bd5 Rc8 17. Bxc6 Rxc6 18. b4 Rxc3 19. Rc1 Rxc1 20. Qxc1 Bg5 21. Nxg5
Qxg5 22. Nf3 Qxc1 23. Rxc1 Rb8 24. Rc6 Rb6 25. Rc8+ Kh7 26. Kf1 Nf6 27. Nd2 d5
28. exd5 Nxd5 29. a3 Rd6 30. Ne4 Rb6 31. Rc5 Nf6 32. Nd2 Nd7 33. Rc7 Rd6 34.
Ne4 Rd1+ 35. Ke2 Rd4 36. Ke3 f5 37. Nc5 Nxc5 38. Rxc5 f4+ 39. Ke2 Re4+ 40. Kd3
Rd4+ 41. Ke2 Re4+ 42. Kf3 Re1 43. Rc6 g5 44. Rxa6 e4+ 45. Kg4 Rg1 46. g3 e3 47.
fxe3 fxe3 48. Re6 Re1 49. Kf3 Rh1 50. Rxe3 Rxh2 51. Re5 Ra2 52. Rxb5 Rxa3+ 53.
Kg4 Kg6 54. Rb6+ Kh7 55. b5 Ra4+ 56. Kh5 Ra3 57. Rb7+ Kg8 58. Kg6 Kf8 59. g4
Rh3 60. Kf6 Ke8 61. Kg6 Kd8 62. b6 Kc8 63. Rh7 Rb3 64. b7+ Kb8 65. Kxh6 Rb6+
66. Kxg5 Rb5+ 67. Kg6 Rb6+ 68. Kf5 Rb5+ 69. Ke6 Rb6+ 70. Kd5 Rb5+ 71. Kc6 Rb4
72. g5 Rc4+ 73. Kb6 Rb4+ 74. Ka6 Rg4 75. Rh8+ Kc7 76. Ka7 *
Position (FEN): 7R/KPk5/8/6P1/6r1/8/8/8 b - - 8 76
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1004
Best move: Ra4#