Chess puzzle (Checkmate)
Moves: 1. c4 d6 2. d4 Nf6 3. e3 g6 4. Nc3 Bg7 5. Nge2 O-O 6. Qc2 c6 7. Bd2 b5 8. Ng3
bxc4 9. Bxc4 a6 10. O-O Nbd7 11. Rac1 d5 12. Bb3 Rb8 13. Ba4 Rb6 14. e4 Nxe4
15. Ncxe4 dxe4 16. Bxc6 Bxd4 17. Qxe4 Nc5 18. Qf3 Bxb2 19. Rb1 Qxd2 20. Rfd1
Qc3 21. Qxc3 Bxc3 22. Rxb6 Be6 23. Rc1 Ba5 24. Rbb1 Nd3 25. Rd1 Bxa2 26. Ra1
Nb4 27. Bb7 Bc7 28. Rd4 Nc2 29. Rxa2 Nxd4 30. Ne4 f5 31. Ng5 Rb8 32. Bd5+ e6
33. Nxe6 Nxe6 34. Bxe6+ Kg7 35. Rxa6 *
Position (FEN): 1r6/2b3kp/R3B1p1/5p2/8/8/5PPP/6K1 b - - 0 35
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 531
Best move: Rb1#