1nb2br1/3p1qpp/1p2p1k1/nr3p2/2P2PP1/P3QN2/R1K1P2P/1N3BR1 w - - 0 25
FEN state: 1nb2br1/3p1qpp/1p2p1k1/nr3p2/2P2PP1/P3QN2/R1K1P2P/1N3BR1 w - - 0 25 ; Best move: c4b5
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at d7, black queen at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at e6 and black king at g6. Black knight at a5, black rook at b5 and black pawn at f5. White pawn at c4, white pawn at f4 and white pawn at g4. White pawn at a3, white queen at e3 and white knight at f3. White rook at a2, white king at c2, white pawn at e2 and white pawn at h2. White knight at b1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move.