r2qkbnr/n1p1p1p1/Ppp2p1p/3b3P/8/B7/P1QPPP2/RN2KBR1 w Q - 4 16
FEN state: r2qkbnr/n1p1p1p1/Ppp2p1p/3b3P/8/B7/P1QPPP2/RN2KBR1 w Q - 4 16 ; Best move: g1g3
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at a7, black pawn at c7, black pawn at e7 and black pawn at g7. White pawn at a6, black pawn at b6, black pawn at c6, black pawn at f6 and black pawn at h6. Black bishop at d5 and white pawn at h5. White bishop at a3. White pawn at a2, white queen at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 4. Full move number is 16. White to move.