/usr/share/doc/libreoffice-help-nl/changelog.Debian.gz is in libreoffice-help-nl 1:4.2.7-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libreoffice-help-nl/../libreoffice-l10n-nl/changelog.Debian.gz