Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. a4 Bb6 7. Be3 a6 8. Bxb6
cxb6 9. b4 O-O 10. Qb3 Ne7 11. Nbd2 Ng6 12. g3 Qe7 13. h4 Be6 14. Bxe6 fxe6 15.
h5 Nh8 16. Ng5 Rae8 17. h6 g6 18. Nc4 Nf7 19. Nxf7 Rxf7 20. Nxb6 Ref8 21. Ra2
Ng4 22. Rf1 Nh2 23. Rh1 Nf3+ 24. Kd1 Ng5 25. Rh2 Rf3 26. Re2 Rxd3+ 27. Kc2 Rdf3
28. Qc4 Qf7 29. Nc8 d5 30. exd5 exd5 31. Qc5 Ne4 32. Nd6 Nxc5 33. Nxf7 R8xf7
34. bxc5 e4 35. a5 Rc7 36. Kb3 Rxc5 37. Re3 Rxe3 38. fxe3 Rxa5 39. Rf2 Rb5+ 40.
Ka4 Rc5 41. Kb4 b6 42. Rf6 a5+ 43. Kb3 b5 44. Ra6 a4+ 45. Kb4 Rc4+ 46. Kxb5
Rxc3 47. Rxa4 Rxe3 48. Kc6 Rd3 49. Kd6 e3 50. Ke6 Rd4 *
Position (FEN): 6k1/7p/4K1pP/3p4/R2r4/4p1P1/8/8 w - - 2 51
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1090
Best move: Ra8#