/usr/share/doc/libg15-dev/NEWS.gz is in libg15-dev 1.2.7-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libg15-dev/../libg15-1/NEWS.gz
/usr/share/doc/libg15-dev/../libg15-1/NEWS.gz