/usr/share/xfig/Libraries/ERD/ is in xfig-libs 1:3.2.6a-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/xfig/Libraries/ERD/AUTHOR
/usr/share/xfig/Libraries/ERD/Entity.fig
/usr/share/xfig/Libraries/ERD/Entity_soft.fig
/usr/share/xfig/Libraries/ERD/README
/usr/share/xfig/Libraries/ERD/REL_many_many.fig
/usr/share/xfig/Libraries/ERD/REL_many_many_h.fig
/usr/share/xfig/Libraries/ERD/REL_many_many_v.fig
/usr/share/xfig/Libraries/ERD/REL_one_many.fig
/usr/share/xfig/Libraries/ERD/REL_one_many_h.fig
/usr/share/xfig/Libraries/ERD/REL_one_many_v.fig
/usr/share/xfig/Libraries/ERD/REL_specialization_d.fig
/usr/share/xfig/Libraries/ERD/REL_specialization_l.fig
/usr/share/xfig/Libraries/ERD/REL_specialization_r.fig
/usr/share/xfig/Libraries/ERD/REL_specialization_u.fig
/usr/share/xfig/Libraries/ERD/stick_h.fig
/usr/share/xfig/Libraries/ERD/stick_v.fig