Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d4 Nf6 3. b3 c5 4. Bb2 Nc6 5. e3 Qc7 6. c4 cxd4 7. Nxd4 Nxd4 8.
Bxd4 e5 9. Bb2 Bb4+ 10. Nc3 Qa5 11. Rc1 Ne4 12. Qc2 Bf5 13. Bd3 Nxc3 14. Bxc3
Bxd3 15. Qxd3 Bxc3+ 16. Qxc3 Qxc3+ 17. Rxc3 d4 18. exd4 exd4 19. Rd3 O-O-O 20.
O-O Rhe8 21. Rfd1 Re2 22. R3d2 Rxd2 23. Rxd2 Kc7 24. Kf1 Kc6 25. f3 Kc5 26. Ke2
a5 27. a3 a4 28. bxa4 Kxc4 29. Rb2 Kc3 30. Rxb7 d3+ 31. Kd1 Ra8 32. Rxf7 Rxa4
33. Rxg7 Rxa3 34. Rd7 *
Position (FEN): 8/3R3p/8/8/8/r1kp1P2/6PP/3K4 b - - 1 34
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 542
Best move: Ra1#