r1b1kb1r/1p1ppppp/p1p2q2/8/P7/1P1PnPnP/1BP3PR/RNNQ1BK1 b kq - 0 13
FEN state: r1b1kb1r/1p1ppppp/p1p2q2/8/P7/1P1PnPnP/1BP3PR/RNNQ1BK1 b kq - 0 13 ; Best move: f6b2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at c6 and black queen at f6. White pawn at a4. White pawn at b3, white pawn at d3, black knight at e3, white pawn at f3, black knight at g3 and white pawn at h3. White bishop at b2, white pawn at c2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white knight at c1, white queen at d1, white bishop at f1 and white king at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. Black to move.