r2k1bnr/ppp5/q1P5/1P2pppp/3n1PP1/4N3/PB1KP2P/Rb2QBNR b - - 0 16
FEN state: r2k1bnr/ppp5/q1P5/1P2pppp/3n1PP1/4N3/PB1KP2P/Rb2QBNR b - - 0 16 ; Best move: a6a5
The current state of the chess board is: Black rook at a8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7 and black pawn at c7. Black queen at a6 and white pawn at c6. White pawn at b5, black pawn at e5, black pawn at f5, black pawn at g5 and black pawn at h5. Black knight at d4, white pawn at f4 and white pawn at g4. White knight at e3. White pawn at a2, white bishop at b2, white king at d2, white pawn at e2 and white pawn at h2. White rook at a1, black bishop at b1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. Black to move.