rnb2b1r/3k1pp1/p2pqP2/1p1pP2p/1PN2P2/P6P/R1PP4/2BQK1NR b K - 1 16
FEN state: rnb2b1r/3k1pp1/p2pqP2/1p1pP2p/1PN2P2/P6P/R1PP4/2BQK1NR b K - 1 16 ; Best move: d5c4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black king at d7, black pawn at f7 and black pawn at g7. Black pawn at a6, black pawn at d6, black queen at e6 and white pawn at f6. Black pawn at b5, black pawn at d5, white pawn at e5 and black pawn at h5. White pawn at b4, white knight at c4 and white pawn at f4. White pawn at a3 and white pawn at h3. White rook at a2, white pawn at c2 and white pawn at d2. White bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 16. Black to move.