r1b5/Rppp2pr/1Pn2k1n/2q1p2p/4P1PP/5N2/2PP1P2/1NB1KB1R w K - 1 16
FEN state: r1b5/Rppp2pr/1Pn2k1n/2q1p2p/4P1PP/5N2/2PP1P2/1NB1KB1R w K - 1 16 ; Best move: a7a8
The current state of the chess board is: Black rook at a8 and black bishop at c8. White rook at a7, black pawn at b7, black pawn at c7, black pawn at d7, black pawn at g7 and black rook at h7. White pawn at b6, black knight at c6, black king at f6 and black knight at h6. Black queen at c5, black pawn at e5 and black pawn at h5. White pawn at e4, white pawn at g4 and white pawn at h4. White knight at f3. White pawn at c2, white pawn at d2 and white pawn at f2. White knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 16. White to move.