Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Bc4 Nf6 3. d4 d6 4. dxe5 Nxe4 5. Bxf7+ Kxf7 6. Qf3+ Nf6 7. exf6
Qxf6 8. Qxf6+ gxf6 9. Nc3 Nc6 10. Nd5 Bf5 11. Nxc7 Rc8 12. Nb5 Be4 13. Nf3 a6
14. Nbd4 Nb4 15. O-O Nxc2 16. Nxc2 Bxc2 17. Bf4 Bg6 18. Nh4 Rc4 19. Nxg6 hxg6
20. Bg3 g5 21. Rad1 Ke6 22. Rfe1+ Kd7 23. Rd2 f5 24. f3 f4 25. Bf2 Bg7 26. Red1
Rc6 27. b4 Bc3 28. Rd3 Bxb4 29. Rd5 Rg8 30. h4 gxh4 31. Bxh4 Bc5+ 32. Kh2 Rh8
33. g3 Bf2 34. Kg2 Bxg3 35. Bxg3 fxg3 36. Kxg3 Rg8+ 37. Kf4 Rf8+ 38. Rf5 Rc4+
39. Kg5 Rxf5+ 40. Kxf5 Rc5+ 41. Ke4 Re5+ 42. Kf4 Ke6 43. a4 d5 44. Rb1 Rf5+ 45.
Kg4 Rf7 46. f4 d4 47. Re1+ Kd7 48. Rd1 Kc6 49. Rxd4 Kc5 50. Rd1 b6 51. f5 Kb4
52. Ra1 Kb3 53. Kg5 Kc4 54. Kg6 Rb7 55. f6 Kd5 56. Re1 b5 57. axb5 axb5 58. f7
Rxf7 59. Kxf7 Kc4 60. Ke6 b4 61. Re4+ Kc3 62. Kd5 b3 63. Rc4+ Kd3 64. Rd4+ Kc2
65. Rc4+ Kb2 66. Kd4 Ka2 67. Kd3 b2 68. Kc3 b1=Q *
Position (FEN): 8/8/8/8/2R5/2K5/k7/1q6 w - - 0 69
White to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 1175
Best move: Ra4#