1r2kbn1/ppn2bp1/2P1pp2/3p4/2Pp1PPP/P7/RB2N1B1/1N2K2R b K - 0 25
FEN state: 1r2kbn1/ppn2bp1/2P1pp2/3p4/2Pp1PPP/P7/RB2N1B1/1N2K2R b K - 0 25 ; Best move: d4d3
The current state of the chess board is: Black rook at b8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at b7, black knight at c7, black bishop at f7 and black pawn at g7. White pawn at c6, black pawn at e6 and black pawn at f6. Black pawn at d5. White pawn at c4, black pawn at d4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at a3. White rook at a2, white bishop at b2, white knight at e2 and white bishop at g2. White knight at b1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 25. Black to move.