1rb4r/p1pkn3/n2p1b2/1p3qP1/2PPP3/1P3P2/PBQ1N1B1/RN2K3 w Q - 0 16
FEN state: 1rb4r/p1pkn3/n2p1b2/1p3qP1/2PPP3/1P3P2/PBQ1N1B1/RN2K3 w Q - 0 16 ; Best move: e4f5
The current state of the chess board is: Black rook at b8, black bishop at c8 and black rook at h8. Black pawn at a7, black pawn at c7, black king at d7 and black knight at e7. Black knight at a6, black pawn at d6 and black bishop at f6. Black pawn at b5, black queen at f5 and white pawn at g5. White pawn at c4, white pawn at d4 and white pawn at e4. White pawn at b3 and white pawn at f3. White pawn at a2, white bishop at b2, white queen at c2, white knight at e2 and white bishop at g2. White rook at a1, white knight at b1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. White to move.