1rbqkbn1/8/4p2r/ppppPp2/1N3p1p/1P3K1P/P1PP1PP1/RNB2BR1 b - - 0 16
FEN state: 1rbqkbn1/8/4p2r/ppppPp2/1N3p1p/1P3K1P/P1PP1PP1/RNB2BR1 b - - 0 16 ; Best move: d5d4
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at e6 and black rook at h6. Black pawn at a5, black pawn at b5, black pawn at c5, black pawn at d5, white pawn at e5 and black pawn at f5. White knight at b4, black pawn at f4 and black pawn at h4. White pawn at b3, white king at f3 and white pawn at h3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. Black to move.