Chess puzzle (Checkmate)
Opening: Kings_Gambit_Accepted, Kings_Gambit_Accepted_Kings_Knights_Gambit
Moves: 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Bc4 gxf3 6. Qxf3 Bh6 7. O-O d6 8. d4
Qf6 9. e5 dxe5 10. dxe5 Qxe5 11. Nc3 Qd4+ 12. Kh1 Qxc4 13. Re1+ Ne7 14. Nd5 Be6
15. Nf6+ Kf8 16. b3 Qc6 17. Bb2 Qxf3 18. gxf3 Bg7 19. Rad1 c6 *
Position (FEN): rn3k1r/pp2npbp/2p1bN2/8/5p1P/1P3P2/PBP5/3RR2K w - - 0 20
White to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 1103
Best move: Rd8#