rnbqk1nr/1p1p2p1/7p/2p2P2/2P2p1P/b2P1KPN/1P2B3/RN2Q2R w k - 0 16
FEN state: rnbqk1nr/1p1p2p1/7p/2p2P2/2P2p1P/b2P1KPN/1P2B3/RN2Q2R w k - 0 16 ; Best move: a1a3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7 and black pawn at g7. Black pawn at h6. Black pawn at c5 and white pawn at f5. White pawn at c4, black pawn at f4 and white pawn at h4. Black bishop at a3, white pawn at d3, white king at f3, white pawn at g3 and white knight at h3. White pawn at b2 and white bishop at e2. White rook at a1, white knight at b1, white queen at e1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 16. White to move.