Chess puzzle (Checkmate)
Opening: Kings_Gambit_Declined, Kings_Gambit_Declined_Queens_Knight_Defense
Moves: 1. e4 e5 2. f4 Nc6 3. Nf3 Bc5 4. fxe5 Qe7 5. d4 Bb6 6. c3 d6 7. Bb5 Bg4 8.
Bxc6+ bxc6 9. O-O dxe5 10. Qa4 O-O-O 11. Qxc6 Bxf3 12. Rxf3 exd4 13. cxd4 Bxd4+
14. Kh1 Qb4 15. Nc3 Bxc3 16. Rxc3 *
Position (FEN): 2kr2nr/p1p2ppp/2Q5/8/1q2P3/2R5/PP4PP/R1B4K b - - 0 16
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 750
Best move: Rd1#