2r1kbnr/1p1qpppp/3pb3/1Np1Nn2/p3P3/P2P3P/1BP2PP1/R3KB1R b KQk - 0 16
FEN state: 2r1kbnr/1p1qpppp/3pb3/1Np1Nn2/p3P3/P2P3P/1BP2PP1/R3KB1R b KQk - 0 16 ; Best move: d7b5
The current state of the chess board is: Black rook at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black queen at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at d6 and black bishop at e6. White knight at b5, black pawn at c5, white knight at e5 and black knight at f5. Black pawn at a4 and white pawn at e4. White pawn at a3, white pawn at d3 and white pawn at h3. White bishop at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at a1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 16. Black to move.