r1bq1r2/4b1B1/1nppp2p/p1k1P3/2P2p1P/NP1P1PP1/P7/RKNQ1B1R w - - 0 25
FEN state: r1bq1r2/4b1B1/1nppp2p/p1k1P3/2P2p1P/NP1P1PP1/P7/RKNQ1B1R w - - 0 25 ; Best move: d3d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at f8. Black bishop at e7 and white bishop at g7. Black knight at b6, black pawn at c6, black pawn at d6, black pawn at e6 and black pawn at h6. Black pawn at a5, black king at c5 and white pawn at e5. White pawn at c4, black pawn at f4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at d3, white pawn at f3 and white pawn at g3. White pawn at a2. White rook at a1, white king at b1, white knight at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move.