Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. c4 dxc4 3. Na3 Qd5 4. Qa4+ Bd7 5. Qxc4 Qxc4 6. Nxc4 c5 7. d3 Nc6
8. a3 Nf6 9. e3 g6 10. Bd2 Bg7 11. Bc3 O-O 12. Be2 b5 13. Nce5 Rab8 14. Nxd7
Nxd7 15. Bxg7 Kxg7 16. Rc1 Rfc8 17. O-O b4 18. a4 b3 19. Rc3 Rb4 20. Bd1 Rcb8
21. Nd2 Rxa4 22. Bxb3 Rab4 23. Bd5 Na5 24. b3 e6 25. Bc4 Nc6 26. g3 a5 27. Ra1
Nb6 28. Ne4 Nd7 29. Kg2 Kf8 30. Ng5 h6 31. Nf3 Ke7 32. Ne1 Ra8 33. Nc2 Rb6 34.
d4 cxd4 35. Nxd4 Nxd4 36. exd4 Rd6 37. Rd3 Nb6 38. Bb5 Nd5 39. Ba4 Nb4 40. Rdd1
Rad8 41. Rac1 Rxd4 42. Rc7+ Kf6 43. Rxd4 Rxd4 44. Be8 Rd3 45. Rxf7+ Ke5 46. Ba4
Nd5 47. f4+ Kd4 48. Rd7 Ke3 49. Rh7 h5 50. Rh6 Ne7 51. Rh7 Nf5 52. Ra7 Rd2+ 53.
Kh3 Nh6 54. Kh4 Rxh2+ 55. Kg5 Nf5 56. Kxg6 Nxg3 57. Rxa5 h4 58. Re5+ Kxf4 59.
Rxe6 Nf5 60. Rf6 Rg2+ 61. Kh5 *
Position (FEN): 8/8/5R2/5n1K/B4k1p/1P6/6r1/8 b - - 4 61
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1400
Best move: Rg5#