Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. Bb5 Bd7 5. Nd2 a6 6. Bd3 e6 7. c3 Bd6 8. Bg3
e5 9. dxe5 Nxe5 10. Bc2 Qe7 11. Ngf3 Bb5 12. Ba4 Nd3+ 13. Kf1 Nxb2+ 14. Bxb5+
axb5 15. Qb3 Nc4 16. Qxb5+ c6 17. Qb3 Ra3 18. Bxd6 Qxd6 19. Qxb7 O-O 20. Rd1
Nxd2+ 21. Rxd2 Rxc3 22. Qb2 Ne4 23. Rd4 Rb8 24. Qa1 Qa3 25. g3 Rc1+ 26. Qxc1
Qxc1+ 27. Kg2 Qc3 28. Rhd1 Rb2 29. Ne5 Qxe3 30. Ng4 Rxf2+ 31. Nxf2 Qxf2+ 32.
Kh1 Qf3+ 33. Kg1 Qf2+ 34. Kh1 Qxa2 35. Rxe4 dxe4 *
Position (FEN): 6k1/5ppp/2p5/8/4p3/6P1/q6P/3R3K w - - 0 36
White to move.
Themes:  Endgame, Queen and Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 600
Best move: Rd8#