rn1qkb2/3b4/p2p2pr/1pp1pp1n/1P3N1P/P1PP1P2/2K1P1P1/RNQ2BR1 w q - 0 16
FEN state: rn1qkb2/3b4/p2p2pr/1pp1pp1n/1P3N1P/P1PP1P2/2K1P1P1/RNQ2BR1 w q - 0 16 ; Best move: f4h5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black bishop at f8. Black bishop at d7. Black pawn at a6, black pawn at d6, black pawn at g6 and black rook at h6. Black pawn at b5, black pawn at c5, black pawn at e5, black pawn at f5 and black knight at h5. White pawn at b4, white knight at f4 and white pawn at h4. White pawn at a3, white pawn at c3, white pawn at d3 and white pawn at f3. White king at c2, white pawn at e2 and white pawn at g2. White rook at a1, white knight at b1, white queen at c1, 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.