rn3b1r/3kppp1/1q2b1Rp/2pNQ3/ppP1P1n1/8/PP1P1PP1/R1B1KBN1 w Q - 9 16
FEN state: rn3b1r/3kppp1/1q2b1Rp/2pNQ3/ppP1P1n1/8/PP1P1PP1/R1B1KBN1 w Q - 9 16 ; Best move: d5b6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black king at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black queen at b6, black bishop at e6, white rook at g6 and black pawn at h6. Black pawn at c5, white knight at d5 and white queen at e5. Black pawn at a4, black pawn at b4, white pawn at c4, white pawn at e4 and black knight at g4. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 9. Full move number is 16. White to move.