Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. h3 c6 8. Re1
b6 9. a4 a6 10. Be3 Rb8 11. Bf1 b5 12. axb5 axb5 13. Bg5 h6 14. Bh4 Nh5 15.
Bxe7 Qxe7 16. dxe5 dxe5 17. Ne2 Nc5 18. Nc1 Qf6 19. Nd3 Rd8 20. Qe2 Nxd3 21.
cxd3 Nf4 22. Qe3 Bxh3 23. gxh3 Rxd3 24. Bxd3 Qg6+ 25. Ng5 Qxg5+ 26. Qg3 Nxd3
27. Qxg5 hxg5 28. Re2 f6 29. Rc2 Rb6 30. Rd1 Nf4 31. Kh2 Ne6 32. b4 Nd4 33. Ra2
Kf7 34. Ra7+ Kg6 35. Kg3 Rb8 36. h4 gxh4+ 37. Kxh4 Rh8+ 38. Kg3 Rh7 39. Rc7 Kg5
40. Rxd4 exd4 41. Rxc6 Rh1 42. Rc5+ Kg6 43. Rxb5 Rd1 44. Rd5 d3 45. Kf3 d2 46.
b5 Rb1 47. Rxd2 Rxb5 48. Rd8 Kg5 49. Rd3 g6 50. Kg3 Rb4 51. f4+ Kh5 52. Kf3 Rb1
53. Rd5+ g5 54. fxg5 fxg5 55. e5 g4+ 56. Kf4 Rf1+ 57. Kg3 Rf3+ 58. Kg2 Re3 59.
e6+ Kh4 60. Rd6 Re2+ 61. Kf1 Re5 62. Rb6 Kh3 63. Kg1 g3 64. Kf1 g2+ 65. Kf2
Rf5+ 66. Kg1 *
Position (FEN): 8/8/1R2P3/5r2/8/7k/6p1/6K1 b - - 3 66
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 400
Best move: Rf1#