Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. e4 e5 6. Bd3 exd4 7. a3 Bxc3+ 8.
bxc3 dxc3 9. Ne2 Nc6 10. Nxc3 Ne5 11. Be2 O-O 12. O-O Re8 13. Rd1 h6 14. Nd5 c6
15. Ne3 Qc7 16. Bb2 Nfg4 17. Nf5 Bxf5 18. exf5 Rad8 19. h3 Nf6 20. c5 d5 21.
Bd4 Ne4 22. Rab1 Nd7 23. Bd3 Rb8 24. f3 Nef6 25. Rdc1 Re7 26. Qa4 a6 27. Qb4
Ne5 28. Bf1 Rbe8 29. Qb6 Qxb6 30. cxb6 Nfd7 31. a4 f6 32. a5 Nf7 33. Bxa6 bxa6
34. Rxc6 Nfe5 35. Rc7 Nb8 36. Rbc1 Nc4 37. Bc5 Rxc7 38. bxc7 Nc6 39. Bb6 Rc8
40. Rd1 N6xa5 41. Bxa5 Nxa5 42. Rxd5 Nc6 43. Rd7 Kf8 44. g4 Ne7 45. Rd8+ Kf7
46. Rd7 Ke8 47. Rd6 Rxc7 48. Rxa6 Rc1+ 49. Kg2 Rc2+ 50. Kg3 Kf7 51. Ra7 Rc6 52.
h4 Rd6 53. h5 Rd5 54. Rb7 Rd8 55. Rc7 Rf8 56. Rc4 Ke8 57. Re4 Kf7 58. f4 Re8
59. g5 Nd5 60. g6+ Kf8 61. Rd4 Ne7 62. Kg4 Rc8 63. Rd7 Re8 64. Rc7 Ng8 *
Position (FEN): 4rkn1/2R3p1/5pPp/5P1P/5PK1/8/8/8 w - - 9 65
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 827
Best move: Rf7#