r1b1Bbn1/p3p1pr/q6p/2ppBp2/2PPPPPk/P7/2n4P/RN1Q1KNR b - - 0 16
FEN state: r1b1Bbn1/p3p1pr/q6p/2ppBp2/2PPPPPk/P7/2n4P/RN1Q1KNR b - - 0 16 ; Best move: a6c4
The current state of the chess board is: Black rook at a8, black bishop at c8, white bishop at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at e7, black pawn at g7 and black rook at h7. Black queen at a6 and black pawn at h6. Black pawn at c5, black pawn at d5, white bishop at e5 and black pawn at f5. White pawn at c4, white pawn at d4, white pawn at e4, white pawn at f4, white pawn at g4 and black king at h4. White pawn at a3. Black knight at c2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white king 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.