r6r/pb1kb3/nqpp2p1/1p1Npp2/P6P/2PPP1PR/1P2KPB1/RNB5 w - - 3 25
FEN state: r6r/pb1kb3/nqpp2p1/1p1Npp2/P6P/2PPP1PR/1P2KPB1/RNB5 w - - 3 25 ; Best move: d5b6
The current state of the chess board is: Black rook at a8 and black rook at h8. Black pawn at a7, black bishop at b7, black king at d7 and black bishop at e7. Black knight at a6, black queen at b6, black pawn at c6, black pawn at d6 and black pawn at g6. Black pawn at b5, white knight at d5, black pawn at e5 and black pawn at f5. White pawn at a4 and white pawn at h4. White pawn at c3, white pawn at d3, white pawn at e3, white pawn at g3 and white rook at h3. White pawn at b2, white king at e2, white pawn at f2 and white bishop at g2. White rook at a1, white knight at b1 and white bishop at c1. Both players have exhausted their castles. Half move number is 3. Full move number is 25. White to move.