rn2kbn1/6pr/p1pp2qp/1p3p2/1P1P1PP1/2N1P3/b1PK3P/R1BQ1BR1 w q - 0 16
FEN state: rn2kbn1/6pr/p1pp2qp/1p3p2/1P1P1PP1/2N1P3/b1PK3P/R1BQ1BR1 w q - 0 16 ; Best move: f1d3
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at g7 and black rook at h7. Black pawn at a6, black pawn at c6, black pawn at d6, black queen at g6 and black pawn at h6. Black pawn at b5 and black pawn at f5. White pawn at b4, white pawn at d4, white pawn at f4 and white pawn at g4. White knight at c3 and white pawn at e3. Black bishop at a2, white pawn at c2, white king at d2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 0. Full move number is 16. White to move.