rn2k1n1/p5br/bpppp3/5pNP/1PP1PPp1/8/q2PBK1P/1RB2QR1 b q - 1 24
FEN state: rn2k1n1/p5br/bpppp3/5pNP/1PP1PPp1/8/q2PBK1P/1RB2QR1 b q - 1 24 ; Best move: a2b1
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black knight at g8. Black pawn at a7, black bishop at g7 and black rook at h7. Black bishop at a6, black pawn at b6, black pawn at c6, black pawn at d6 and black pawn at e6. Black pawn at f5, white knight at g5 and white pawn at h5. White pawn at b4, white pawn at c4, white pawn at e4, white pawn at f4 and black pawn at g4. Black queen at a2, white pawn at d2, white bishop at e2, white king at f2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 1. Full move number is 24. Black to move.