Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8.
Qb3 Qf6 9. e5 Qg6 10. Ba3 Nge7 11. Nxc3 Bxc3 12. Qxc3 O-O 13. Rad1 d5 14. exd6
cxd6 15. Bxd6 Bg4 16. Rfe1 Bxf3 17. Qxf3 Rfe8 18. Bxe7 Rxe7 19. Rxe7 Nxe7 20.
Qxb7 Qc6 21. Qxe7 Qxc4 22. Qd8+ Rxd8 *
Position (FEN): 3r2k1/p4ppp/8/8/2q5/8/P4PPP/3R2K1 w - - 0 23
White to move.
Themes:  Endgame, Queen and Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 489
Best move: Rxd8#