r3k3/3np1br/1p5p/1P3p2/pPpp3P/NQ1P1b2/P4PPB/1R2KBR1 b q - 1 24
FEN state: r3k3/3np1br/1p5p/1P3p2/pPpp3P/NQ1P1b2/P4PPB/1R2KBR1 b q - 1 24 ; Best move: a4b3
The current state of the chess board is: Black rook at a8 and black king at e8. Black knight at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black pawn at b6 and black pawn at h6. White pawn at b5 and black pawn at f5. Black pawn at a4, white pawn at b4, black pawn at c4, black pawn at d4 and white pawn at h4. White knight at a3, white queen at b3, white pawn at d3 and black bishop at f3. White pawn at a2, white pawn at f2, white pawn at g2 and white bishop at h2. White rook at b1, white king at e1, white bishop 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.