1nbq1bnr/r1pp1kpp/4pp2/pp6/PP4PP/1QPP1R2/4PP2/1NB1KBNR b K - 2 9
FEN state: 1nbq1bnr/r1pp1kpp/4pp2/pp6/PP4PP/1QPP1R2/4PP2/1NB1KBNR b K - 2 9 ; Best move: a5b4
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black pawn at d7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at e6 and black pawn at f6. Black pawn at a5 and black pawn at b5. White pawn at a4, white pawn at b4, white pawn at g4 and white pawn at h4. White queen at b3, white pawn at c3, white pawn at d3 and white rook at f3. White pawn at e2 and white pawn at f2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 2. Full move number is 9. Black to move.