rn1k1bn1/1p3b2/p2p1pr1/P3p2p/RpPQN1p1/2BPPP2/6PP/2K2BNR w - - 1 25
FEN state: rn1k1bn1/1p3b2/p2p1pr1/P3p2p/RpPQN1p1/2BPPP2/6PP/2K2BNR w - - 1 25 ; Best move: d4b6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black knight at g8. Black pawn at b7 and black bishop at f7. Black pawn at a6, black pawn at d6, black pawn at f6 and black rook at g6. White pawn at a5, black pawn at e5 and black pawn at h5. White rook at a4, black pawn at b4, white pawn at c4, white queen at d4, white knight at e4 and black pawn at g4. White bishop at c3, white pawn at d3, white pawn at e3 and white pawn at f3. White pawn at g2 and white pawn at h2. White king at c1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 25. White to move.