1n3bnr/rb3kpp/p4p2/1ppppPB1/1PP1Pq2/N1QP2PN/P3B2P/1R2K2R b K - 1 16
FEN state: 1n3bnr/rb3kpp/p4p2/1ppppPB1/1PP1Pq2/N1QP2PN/P3B2P/1R2K2R b K - 1 16 ; Best move: c5b4
The current state of the chess board is: Black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black bishop at b7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black pawn at f6. Black pawn at b5, black pawn at c5, black pawn at d5, black pawn at e5, white pawn at f5 and white bishop at g5. White pawn at b4, white pawn at c4, white pawn at e4 and black queen at f4. White knight at a3, white queen at c3, white pawn at d3, white pawn at g3 and white knight at h3. White pawn at a2, white bishop at e2 and white pawn at h2. White rook at b1, white king at e1 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.