r2q3r/1b1ppk1p/n1p5/1p5p/p3PPnP/PPPP2P1/8/RNB1K2R b KQ - 0 16
FEN state: r2q3r/1b1ppk1p/n1p5/1p5p/p3PPnP/PPPP2P1/8/RNB1K2R b KQ - 0 16 ; Best move: a6c5
The current state of the chess board is: Black rook at a8, black queen at d8 and black rook at h8. Black bishop at b7, black pawn at d7, black pawn at e7, black king at f7 and black pawn at h7. Black knight at a6 and black pawn at c6. Black pawn at b5 and black pawn at h5. Black pawn at a4, white pawn at e4, white pawn at f4, black knight at g4 and white pawn at h4. White pawn at a3, white pawn at b3, white pawn at c3, white pawn at d3 and white pawn at g3. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 16. Black to move.