rn2kbn1/p2qp1pr/bp3p1p/2pp4/2P4P/P3PP2/RP1PQ1P1/1NB1KBNR b Kq - 0 9
FEN state: rn2kbn1/p2qp1pr/bp3p1p/2pp4/2P4P/P3PP2/RP1PQ1P1/1NB1KBNR b Kq - 0 9 ; Best move: a6c4
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black queen at d7, black pawn at e7, black pawn at g7 and black rook at h7. Black bishop at a6, black pawn at b6, black pawn at f6 and black pawn at h6. Black pawn at c5 and black pawn at d5. White pawn at c4 and white pawn at h4. White pawn at a3, white pawn at e3 and white pawn at f3. White rook at a2, white pawn at b2, white pawn at d2, white queen at e2 and white pawn at g2. 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 and black queenside castles are available. Half move number is 0. Full move number is 9. Black to move.