Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Nf6 7. e5 dxe5 8.
Qxd8+ Nxd8 9. Nb5 Rb8 10. Nxe5 e6 11. Nc7+ Ke7 12. Bd2 Kd6 13. Nb5+ Kxe5 14.
Bc3+ Kf5 15. Nd4+ Kg5 16. Bd2+ Kh5 17. Be2+ Kg6 18. Bd3+ Kh5 19. g4+ Kh4 20.
Nf3+ Kxg4 21. Be2 Kf5 22. Bd3+ Ne4 23. Ng5 Kf6 24. Nxe4+ Ke7 25. Bb4+ Ke8 26.
Nd6+ Bxd6 27. Bxd6 Ra8 28. Rc1 Bd7 29. O-O Bc6 30. Rfe1 f5 31. Bc7 Kf7 32. Bc4
Bd5 33. Bxd5 exd5 34. Re5 g6 35. Rxd5 Nc6 36. Rd7+ Ke6 37. Rcd1 Rac8 38. R1d6+
Ke5 39. Rxc6+ Ke4 40. Rc4+ Kf3 41. Rd3+ Ke2 42. Re3+ Kd1 43. Rd4+ Kc2 44. Rc3+
Kxb2 45. Rcc4 Kxa2 46. Rc5 b6 47. Rb5 Rxc7 *
Position (FEN): 7r/p1r4p/1p4p1/1R3p2/3R4/8/k4P1P/6K1 w - - 0 48
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1274
Best move: Ra4#