2b1kb1r/r2pq1p1/1ppQ4/p4P1p/2P1pPP1/N6N/PPnK3P/1RB2B1R b k - 1 16
FEN state: 2b1kb1r/r2pq1p1/1ppQ4/p4P1p/2P1pPP1/N6N/PPnK3P/1RB2B1R b k - 1 16 ; Best move: e7d6
The current state of the chess board is: Black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at d7, black queen at e7 and black pawn at g7. Black pawn at b6, black pawn at c6 and white queen at d6. Black pawn at a5, white pawn at f5 and black pawn at h5. White pawn at c4, black pawn at e4, white pawn at f4 and white pawn at g4. White knight at a3 and white knight at h3. White pawn at a2, white pawn at b2, black knight at c2, white king at d2 and white pawn at h2. White rook at b1, white bishop at c1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 16. Black to move.