r1b1kbr1/pp1n1pp1/1qBpp3/6Pp/4nP2/P1N4P/RPPP3R/2BQ1KN1 b q - 1 17
FEN state: r1b1kbr1/pp1n1pp1/1qBpp3/6Pp/4nP2/P1N4P/RPPP3R/2BQ1KN1 b q - 1 17 ; Best move: b6c6
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 g8. Black pawn at a7, black pawn at b7, black knight at d7, black pawn at f7 and black pawn at g7. Black queen at b6, white bishop at c6, black pawn at d6 and black pawn at e6. White pawn at g5 and black pawn at h5. Black knight at e4 and white pawn at f4. White pawn at a3, white knight at c3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at d2 and white rook at h2. White bishop at c1, white queen at d1, white king at f1 and white knight at g1. Black queenside is the only castle move available. Half move number is 1. Full move number is 17. Black to move.