/usr/lib/libGraphicsMagick-Q16.so.3 is in libgraphicsmagick-q16-3 1.3.23-1build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libGraphicsMagick-Q16.so.3.14.1
/usr/lib/libGraphicsMagick-Q16.so.3.14.1