r2q1k1r/1b1p4/B1n1p3/p4pp1/2PpP1np/bP3N1P/P1QB1PP1/RN1R2K1 w - - 1 16
FEN state: r2q1k1r/1b1p4/B1n1p3/p4pp1/2PpP1np/bP3N1P/P1QB1PP1/RN1R2K1 w - - 1 16 ; Best move: a6b7
The current state of the chess board is: Black rook at a8, black queen at d8, black king at f8 and black rook at h8. Black bishop at b7 and black pawn at d7. White bishop at a6, black knight at c6 and black pawn at e6. Black pawn at a5, black pawn at f5 and black pawn at g5. White pawn at c4, black pawn at d4, white pawn at e4, black knight at g4 and black pawn at h4. Black bishop at a3, white pawn at b3, white knight at f3 and white pawn at h3. White pawn at a2, white queen at c2, white bishop at d2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white rook at d1 and white king at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 16. White to move.