Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. g3 d6 3. Bg2 Nc6 4. a3 e5 5. c3 Nf6 6. b3 a5 7. Bb2 Be6 8. d3 b5 9.
Nf3 Rc8 10. O-O Be7 11. Qc2 d5 12. Nbd2 d4 13. c4 b4 14. axb4 axb4 15. Ra6 O-O
16. Rxc6 Rxc6 17. Nxe5 Ra6 18. f4 Qa8 19. Nxf7 Rxf7 20. e5 Qa7 21. exf6 Bxf6
22. f5 Bc8 23. Bd5 Ra2 24. Bxf7+ Qxf7 25. Ne4 Be7 26. Qb1 Ra6 27. g4 h5 28. Qd1
Ra2 29. Bc1 Bd8 30. Nxc5 Qc7 31. Bf4 Qxc5 32. Qf3 Bc7 33. gxh5 Bxf4 34. Qxf4
Bb7 35. Qb8+ Qc8 36. Qxc8+ Bxc8 37. f6 Bb7 38. f7+ Kf8 39. Rf4 Rg2+ 40. Kf1
Rxh2 41. Rxd4 Bf3 42. Rf4 Be2+ 43. Kg1 Rxh5 44. d4 Rh3 45. Kf2 Bh5 46. d5 Bxf7
47. Rf3 Rh2+ 48. Ke3 Ke7 49. d6+ Kxd6 50. Rxf7 Rh3+ 51. Kd4 Rh4+ 52. Kd3 g5 53.
Rf5 Rh3+ 54. Kc2 g4 55. Rg5 g3 56. c5+ Kc6 57. Kd3 g2+ 58. Kc4 Rh2 59. Kxb4
Rh4+ 60. Ka5 Rh3 61. b4 *
Position (FEN): 8/8/2k5/K1P3R1/1P6/7r/6p1/8 b - - 0 61
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 533
Best move: Ra3#