Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 e5 7. Nxc6 bxc6 8.
Bc4 Be7 9. O-O O-O 10. h3 Be6 11. Qe2 d5 12. exd5 cxd5 13. Rad1 d4 14. Bxe6
fxe6 15. Bg5 Qb8 16. Bxf6 Bxf6 17. Na4 Qb4 18. b3 Rfc8 19. Rd3 Rc7 20. Nb2 Rac8
21. Nc4 Rxc4 22. bxc4 Qxc4 23. a3 Qxc2 24. Qxc2 Rxc2 25. Re1 Kf7 26. Rb3 Kg6
27. Kf1 h5 28. Rg3+ Kf7 29. Rb3 Kg6 30. f3 Bh4 31. Rd1 Kf5 32. Rb7 Bf2 33. Rxa7
Be3 34. Rxg7 Rf2+ 35. Ke1 e4 36. Rf7+ Ke5 37. Rb1 Rxg2 38. Rb5+ Kd6 39. fxe4 d3
40. Rf1 Rc2 41. Rb1 Ke5 42. a4 Kxe4 43. a5 Ra2 44. Rb4+ Bd4 45. Rf4+ Ke3 46.
Rbxd4 *
Position (FEN): 8/8/4p3/P6p/3R1R2/3pk2P/r7/4K3 b - - 0 46
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1490
Best move: Ra1#