r2qkb1r/2pbpppp/2n2n1B/pp1p4/1PPPP3/P1N5/R4PPP/3QKBNR b Kkq - 0 8
FEN state: r2qkb1r/2pbpppp/2n2n1B/pp1p4/1PPPP3/P1N5/R4PPP/3QKBNR b Kkq - 0 8 ; Best move: a5b4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black bishop at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at c6, black knight at f6 and white bishop at h6. Black pawn at a5, black pawn at b5 and black pawn at d5. White pawn at b4, white pawn at c4, white pawn at d4 and white pawn at e4. White pawn at a3 and white knight at c3. White rook at a2, white pawn at f2, white pawn at g2 and white pawn at h2. White queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 8. Black to move.