/usr/ is in libreoffice-ogltrans 1:4.2.3~rc3-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/libreoffice/
/usr/lib/libreoffice/share/
/usr/lib/libreoffice/share/config/
/usr/lib/libreoffice/share/config/soffice.cfg/
/usr/lib/libreoffice/share/config/soffice.cfg/simpress/
/usr/lib/libreoffice/share/config/soffice.cfg/simpress/transitions-ogl.xml
/usr/lib/libreoffice/share/registry/
/usr/lib/libreoffice/share/registry/ogltrans.xcd
/usr/lib/libreoffice/program/
/usr/lib/libreoffice/program/libOGLTranslo.so
/usr/share/
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libreoffice-ogltrans
/usr/share/doc/
/usr/share/doc/libreoffice-ogltrans/
/usr/share/doc/libreoffice-ogltrans/copyright
/usr/share/bug/
/usr/share/bug/libreoffice-ogltrans/
/usr/share/bug/libreoffice-ogltrans/presubj
/usr/share/bug/libreoffice-ogltrans/control
/usr/share/doc/libreoffice-ogltrans/README.gz
/usr/share/doc/libreoffice-ogltrans/changelog.Debian.gz