Chess puzzle (Checkmate)
Opening: Italian_Game, Italian_Game_Scotch_Gambit
Moves: 1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nc6 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8.
Nc3 Qa5 9. Rxe4+ Be6 10. Nxd4 O-O-O 11. Be3 Ba3 12. Qc1 Qxc3 13. bxc3 Bxc1 14.
Nxc6 *
Position (FEN): 2kr3r/ppp2ppp/2N1b3/8/4R3/2P1B3/P1P2PPP/R1b3K1 b - - 0 14
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 538
Best move: Rd1#