Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Qe2 d6 5. Ng5 Be6 6. Bxe6 fxe6 7. Nxe6 Qe7 8.
Nxf8 Rxf8 9. Nc3 Nd4 10. Qd3 O-O-O 11. f3 d5 12. Nb5 dxe4 13. fxe4 Nxb5 14.
Qxb5 Nxe4 15. d3 Nd6 16. Qa4 a6 17. Be3 Nf5 18. Qg4 Qh4+ 19. Qxh4 Nxh4 20. Bg5
Nxg2+ 21. Kd1 Rde8 22. Kd2 Rf2+ 23. Kc3 e4 24. Raf1 Rxf1 25. Rxf1 e3 26. Rg1 e2
27. Bd2 e1=Q 28. Bxe1 Nxe1 29. Rxg7 Re2 30. Rxh7 Rxc2+ 31. Kb3 Kd8 32. h4 b6
33. Rh8+ Kd7 34. Rh7+ Kd6 35. Rh8 c5 36. Re8 Rc1 37. h5 Nxd3 38. Re3 c4+ 39.
Ka3 Rb1 40. b3 b5 41. Rh3 Kc5 42. h6 b4+ 43. Ka4 c3 44. h7 Ra1 45. Rh2 Nb2+ 46.
Rxb2 cxb2 47. h8=Q *
Position (FEN): 7Q/8/p7/2k5/Kp6/1P6/Pp6/r7 b - - 0 47
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 1115
Best move: Rxa2#