Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Be2 Bd7 7. Be3 g6 8. O-O
Bg7 9. f4 Nf6 10. Bf3 h5 11. Qd2 Bg4 12. Nxc6 bxc6 13. e5 Bxf3 14. Rxf3 dxe5
15. fxe5 Qxd2 16. Bxd2 Ng4 17. e6 fxe6 18. Rd1 O-O-O 19. Be3 Rxd1+ 20. Nxd1 Rd8
21. Nf2 Nxf2 22. Kxf2 Bxb2 23. Bg5 Rd7 24. Rf8+ Kb7 25. Rg8 Bd4+ 26. Ke2 Bf6
27. Rxg6 Bxg5 28. Rxg5 Rd5 29. Rg6 Re5+ 30. Kf3 Rf5+ 31. Ke4 Rf6 32. Rg7 Kb6
33. Rxe7 Rg6 34. g3 h4 35. Kf4 hxg3 36. hxg3 Rf6+ 37. Ke4 Rf2 38. Kd3 Rf3+ 39.
Kc4 Rxg3 40. Rxe6 Rg4+ 41. Kb3 a5 42. c4 Rg3+ 43. Ka4 Rc3 44. Re4 Kc5 45. Re5+
Kxc4 46. Rxa5 c5 47. Ra8 Rc2 48. Rc8 *
Position (FEN): 2R5/8/8/2p5/K1k5/8/P1r5/8 b - - 3 48
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1093
Best move: Rxa2#