Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 d5 3. g3 Bf5 4. Bg2 c6 5. c4 e6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3
Na6 9. Nc3 Nb4 10. O-O Nd7 11. Nh4 Bc2 12. Ra3 Be7 13. Nf3 O-O 14. Bf4 f6 15.
Rc1 e5 16. Be3 Bg6 17. Nh4 exd4 18. Bxd4 Nxc5 19. Nxg6 hxg6 20. Bxc5 Bxc5 21.
Nxd5 Bxf2+ 22. Kxf2 Nxd5 23. Bxd5+ cxd5 24. Rc7 Rf7 25. Rxf7 Kxf7 26. Ke3 Ke6
27. Kd4 a5 28. b4 b6 29. bxa5 bxa5 30. b4 a4 31. Kc5 Rc8+ 32. Kb6 Rb8+ 33. Ka5
d4 34. b5 Kd5 35. Kxa4 Kc5 36. Rb3 *
Position (FEN): 1r6/6p1/5pp1/1Pk5/K2p4/1R4P1/4P2P/8 b - - 2 36
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1062
Best move: Ra8#