3r1bnr/pp3k1p/Q1P2p2/5bB1/PqPNp3/6PP/N4P2/R2K1B1R b - - 0 21
FEN state: 3r1bnr/pp3k1p/Q1P2p2/5bB1/PqPNp3/6PP/N4P2/R2K1B1R b - - 0 21 ; Best move: d8d4
The current state of the chess board is: Black rook at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at f7 and black pawn at h7. White queen at a6, white pawn at c6 and black pawn at f6. Black bishop at f5 and white bishop at g5. White pawn at a4, black queen at b4, white pawn at c4, white knight at d4 and black pawn at e4. White pawn at g3 and white pawn at h3. White knight at a2 and white pawn at f2. White rook at a1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.