2r1kq1r/5p1p/1b1p2pn/1np1P1P1/1PNP4/2P5/4P2P/R2QK2R w Q - 0 25
FEN state: 2r1kq1r/5p1p/1b1p2pn/1np1P1P1/1PNP4/2P5/4P2P/R2QK2R w Q - 0 25 ; Best move: d1a4
The current state of the chess board is: Black rook at c8, black king at e8, black queen at f8 and black rook at h8. Black pawn at f7 and black pawn at h7. Black bishop at b6, black pawn at d6, black pawn at g6 and black knight at h6. Black knight at b5, black pawn at c5, white pawn at e5 and white pawn at g5. White pawn at b4, white knight at c4 and white pawn at d4. White pawn at c3. White pawn at e2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1 and white rook at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 25. White to move.