rnbqkbn1/3pp1p1/7r/ppp1Pp1p/2BP4/P4P2/1PPNN1PP/R1BQ1RK1 b q - 0 9
FEN state: rnbqkbn1/3pp1p1/7r/ppp1Pp1p/2BP4/P4P2/1PPNN1PP/R1BQ1RK1 b q - 0 9 ; Best move: b5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at d7, black pawn at e7 and black pawn at g7. Black rook at h6. Black pawn at a5, black pawn at b5, black pawn at c5, white pawn at e5, black pawn at f5 and black pawn at h5. White bishop at c4 and white pawn at d4. White pawn at a3 and white pawn at f3. White pawn at b2, white pawn at c2, white knight at d2, white knight at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white rook at f1 and white king at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 9. Black to move.