Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Be3 d5 7. Qh5+ g6 8.
Qxd5 Qf5 9. Qxf5 gxf5 10. Ne5 Bd6 11. Nc3 Be6 12. O-O-O Nd7 13. Nxd7 Bxd7 14.
d5 O-O-O 15. Bd4 Ne7 16. Bxh8 Rxh8 17. Nb5 Bc5 18. f3 e3 19. d6 Bxb5 20. Bxb5
Bxd6 21. Rd3 f4 22. Rhd1 Rg8 23. g3 Nf5 24. gxf4 Bxf4 25. Bd7+ Kb8 26. Bxf5 e2+
27. Kb1 exd1=Q+ 28. Rxd1 Bxh2 29. Bxh7 Rf8 30. Bf5 Rxf5 *
Position (FEN): 1k6/ppp5/8/5r2/8/5P2/PPP4b/1K1R4 w - - 0 31
White to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 621
Best move: Rd8#