Chess puzzle (Checkmate)
Opening: Italian_Game, Italian_Game_Two_Knights_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. c3 Nf6 6. e5 Ng4 7. O-O Ngxe5 8.
Nxe5 Nxe5 9. Re1 d5 10. Rxe5+ Be6 11. Bxd5 O-O 12. Bxe6 fxe6 13. Rxc5 Qf6 14.
Qxd4 Rad8 15. Qxf6 *
Position (FEN): 3r1rk1/ppp3pp/4pQ2/2R5/8/2P5/PP3PPP/RNB3K1 b - - 0 15
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 1054
Best move: Rd1#