r1b2q1r/p2P1kpp/npp4n/3pP3/P1P2pPP/5B1R/1P1NQP2/1RB1K1N1 b - - 0 20
FEN state: r1b2q1r/p2P1kpp/npp4n/3pP3/P1P2pPP/5B1R/1P1NQP2/1RB1K1N1 b - - 0 20 ; Best move: c8d7
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at f8 and black rook at h8. Black pawn at a7, white pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at c6 and black knight at h6. Black pawn at d5 and white pawn at e5. White pawn at a4, white pawn at c4, black pawn at f4, white pawn at g4 and white pawn at h4. White bishop at f3 and white rook at h3. White pawn at b2, white knight at d2, white queen at e2 and white pawn at f2. White rook at b1, white bishop at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.