Chess puzzle (Checkmate)
Opening: Ponziani_Opening, Ponziani_Opening_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 O-O-O 7. O-O exd4 8.
cxd4 Nxd4 9. Nxd4 Bxe2 10. Nxe2 Qxd1 11. Rxd1 *
Position (FEN): 2kr1bnr/ppp2ppp/8/8/8/8/PP2NPPP/RNBR2K1 b - - 0 11
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 574
Best move: Rxd1#