r2q1b1r/pbNkpp1p/1p1p4/3n2p1/3nP2P/5R2/PPPP1PP1/1RBQKBN1 b - - 4 12
FEN state: r2q1b1r/pbNkpp1p/1p1p4/3n2p1/3nP2P/5R2/PPPP1PP1/1RBQKBN1 b - - 4 12 ; Best move: d4f3
The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black bishop at b7, white knight at c7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at b6 and black pawn at d6. Black knight at d5 and black pawn at g5. Black knight at d4, white pawn at e4 and white pawn at h4. White rook at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 12. Black to move.