1rbk1b1R/3q1pp1/2np4/pP2pnN1/2p2PP1/2NP4/1PPKP3/R1BQ1B2 b - - 0 21
FEN state: 1rbk1b1R/3q1pp1/2np4/pP2pnN1/2p2PP1/2NP4/1PPKP3/R1BQ1B2 b - - 0 21 ; Best move: d7e8
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8, black bishop at f8 and white rook at h8. Black queen at d7, black pawn at f7 and black pawn at g7. Black knight at c6 and black pawn at d6. Black pawn at a5, white pawn at b5, black pawn at e5, black knight at f5 and white knight at g5. Black pawn at c4, white pawn at f4 and white pawn at g4. White knight at c3 and white pawn at d3. White pawn at b2, white pawn at c2, white king at d2 and white pawn at e2. White rook at a1, white bishop at c1, white queen at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.