/usr/share/doc/libebook-contacts-1.2-0/changelog.Debian.gz is in libebook-contacts-1.2-0 3.10.4-0ubuntu1.6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libebook-contacts-1.2-0/../libcamel-1.2-45/changelog.Debian.gz