Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Bd3 Bd6 5. Nf3 b6 6. Qe2 Bb7 7. O-O O-O 8. Ne5
c5 9. c3 Nc6 10. Nd2 Ne7 11. Ng4 Ne4 12. Bxd6 Qxd6 13. f3 Nxd2 14. Qxd2 f5 15.
Ne5 Nc6 16. Nxc6 Bxc6 17. f4 c4 18. Be2 b5 19. Kh1 Kh8 20. g4 a5 21. Rg1 b4 22.
Rg2 Rab8 23. Rag1 Rf7 24. Bf3 a4 25. cxb4 Qxb4 26. Qf2 a3 27. bxa3 Qxa3 28.
gxf5 exf5 29. Bh5 Re7 30. Rg3 Rb2 31. Qf3 Qxa2 32. Rh3 Rb1 33. Bg6 Rxg1+ 34.
Kxg1 Qb1+ 35. Qf1 Qxf1+ 36. Kxf1 h6 37. Bxf5 c3 38. Kf2 Bb5 39. Rg3 Ra7 40. Rg1
Ra2+ 41. Kg3 Re2 42. Ra1 Rxe3+ 43. Kh4 Kg8 44. Bg6 Kf8 45. Ra7 Be8 46. Bxe8
Rxe8 47. Rc7 Re3 48. Kg4 Rd3 49. Kf5 Ke8 50. Ke5 Kd8 51. Rc5 g5 52. f5 g4 53.
Rxd5+ Ke7 54. f6+ Kf8 55. Rc5 h5 56. Ke6 h4 *
Position (FEN): 5k2/8/4KP2/2R5/3P2pp/2pr4/7P/8 w - - 0 57
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1022
Best move: Rc8#