rnb1k1n1/1p1pq3/p3pr2/P4p1p/R2p1P2/1P2P3/3P2PP/1NB1KBNR w Kq - 0 16
FEN state: rnb1k1n1/1p1pq3/p3pr2/P4p1p/R2p1P2/1P2P3/3P2PP/1NB1KBNR w Kq - 0 16 ; Best move: c1a3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black knight at g8. Black pawn at b7, black pawn at d7 and black queen at e7. Black pawn at a6, black pawn at e6 and black rook at f6. White pawn at a5, black pawn at f5 and black pawn at h5. White rook at a4, black pawn at d4 and white pawn at f4. White pawn at b3 and white pawn at e3. White pawn at d2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 16. White to move.