r1bqk2r/1pp1n3/Q1n2bp1/p2p1pp1/1P1p3P/2P1PP2/PB3KB1/RN4NR w kq - 0 16
FEN state: r1bqk2r/1pp1n3/Q1n2bp1/p2p1pp1/1P1p3P/2P1PP2/PB3KB1/RN4NR w kq - 0 16 ; Best move: a6a8
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7 and black knight at e7. White queen at a6, black knight at c6, black bishop at f6 and black pawn at g6. Black pawn at a5, black pawn at d5, black pawn at f5 and black pawn at g5. White pawn at b4, black pawn at d4 and white pawn at h4. White pawn at c3, white pawn at e3 and white pawn at f3. White pawn at a2, white bishop at b2, white king at f2 and white bishop at g2. White rook at a1, white knight at b1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 16. White to move.