Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 c5 3. c3 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nf3 Bd7 7. Bd3 Qb6 8. Bc2
Rc8 9. O-O Nge7 10. a3 Nf5 11. Bxf5 exf5 12. Nc3 Be6 13. Kh1 Be7 14. Ng5 O-O
15. Rb1 Qxd4 16. Qc2 Qxe5 17. Nf3 Qc7 18. Nb5 Qb6 19. Qe2 a6 20. Nc3 d4 21. Nd1
Bf6 22. b4 Qb5 23. Qxb5 axb5 24. Nb2 Bc4 25. Rd1 Rfd8 26. Nd3 b6 27. Bf4 h6 28.
h4 Re8 29. Kh2 Ra8 30. Ra1 Bxd3 31. Rxd3 Nxb4 32. Rb3 Nc2 33. Ra2 Rec8 34. Rxb5
Rxa3 35. Rxa3 Nxa3 36. Rxb6 Nc4 37. Rb7 Rd8 38. Rb4 Nd6 39. Nxd4 Ne4 40. Nxf5
Nxf2 41. Rb1 Ng4+ 42. Kg1 h5 43. g3 g6 44. Ne3 Bd4 45. Re1 Re8 46. Kg2 Bxe3 47.
Bxe3 Rxe3 48. Ra1 Re2+ 49. Kf3 Re3+ 50. Kf4 f5 51. Kg5 Rxg3 52. Kxg6 f4 *
Position (FEN): 6k1/8/6K1/7p/5pnP/6r1/8/R7 w - - 0 53
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 810
Best move: Ra8#