Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 g6 3. Nc3 d6 4. e4 Bg7 5. Qd2 d5 6. e5 Ne4 7. Nxe4 dxe4 8.
O-O-O f5 9. Bc4 Nd7 10. Bh6 Kf8 11. h4 Nb6 12. Bb3 e6 13. Nh3 Nd5 14. Bxg7+
Kxg7 15. c4 Nb6 16. h5 a5 17. h6+ Kf8 18. a3 c6 19. Kb1 Nd7 20. Nf4 Ke7 21. Qc3
Qc7 22. Qg3 Rg8 23. Qg5+ Kf7 24. c5 Re8 25. g4 Nxe5 26. dxe5 Qxe5 27. gxf5 gxf5
28. Rhg1 b6 29. Qg7+ Qxg7 30. Rxg7+ Kf6 31. Nh5+ Ke5 32. cxb6 Rb8 33. Rxh7 Rxb6
34. Bc4 Ba6 35. Bxa6 Rxa6 36. Rhd7 Rh8 37. h7 Raa8 38. Ng3 f4 39. Ne2 Raf8 40.
Rc1 Rc8 41. Rc5+ Kf6 42. Nxf4 e5 43. Nh5+ Kg6 44. Rxe5 Rxh7 45. Rd6+ Kf7 46.
Rf6+ Kg8 47. Rg5+ Kh8 48. Rfg6 c5 49. Nf6 Rh1+ 50. Kc2 e3 51. Rg8+ Rxg8 *
Position (FEN): 6rk/8/5N2/p1p3R1/8/P3p3/1PK2P2/7r w - - 0 52
White to move.
Themes:  Endgame Arabian Mate, Mate in 1 
Puzzle rating: 935
Best move: Rxg8#