r1bq1knr/p2pp2p/n1B3p1/2p2pb1/P3P3/N4P1P/1PPP2PR/R1BQK1N1 w Q - 0 9
FEN state: r1bq1knr/p2pp2p/n1B3p1/2p2pb1/P3P3/N4P1P/1PPP2PR/R1BQK1N1 w Q - 0 9 ; Best move: c6a8
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7 and black pawn at h7. Black knight at a6, white bishop at c6 and black pawn at g6. Black pawn at c5, black pawn at f5 and black bishop at g5. White pawn at a4 and white pawn at e4. White knight at a3, white pawn at f3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 9. White to move.