Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. f4 exf4 3. Nf3 Bc5 4. d4 Bb6 5. c4 d6 6. b4 Nf6 7. c5 dxc5 8. dxc5
Qxd1+ 9. Kxd1 Bxc5 10. bxc5 Bg4 11. Bxf4 Nxe4 12. Be3 Nc6 13. h3 Bh5 14. g4 Bg6
15. Nbd2 O-O-O 16. Ke1 Rhe8 17. Nxe4 Bxe4 18. Kf2 f5 19. gxf5 Bxf5 20. Bg5 Rd5
21. Bc4 Rxc5 22. Rac1 h6 23. Be6+ Bxe6 24. Rxc5 hxg5 25. Rxg5 Rf8 26. Rxg7 Bd5
27. Rg3 Nd4 28. Rd1 Bxf3 29. Rxd4 Bd5+ 30. Ke2 Bxa2 31. Rg7 Be6 32. Re4 Bxh3
33. Ree7 Bg2 34. Rxc7+ Kb8 35. Kd3 a6 36. Kc4 Bc6 37. Rce7 Rc8 38. Kb4 Ka7 39.
Ka5 Rd8 40. Kb4 Kb6 41. Rg4 Rd1 42. Kc3 Rc1+ 43. Kb2 Rf1 44. Rb4+ Kc5 45. Rh4
b5 46. Rh5+ Kb6 47. Rhh7 Rf2+ 48. Kc3 a5 49. Ra7 a4 50. Kb4 Rf4+ 51. Ka3 Bd5
52. Kb2 Kc5 53. Rac7+ Kb4 54. Rh2 Rf3 55. Rd7 a3+ 56. Ka1 *
Position (FEN): 8/3R4/8/1p1b4/1k6/p4r2/7R/K7 b - - 1 56
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 651
Best move: Rf1#