/usr/ is in libzinnia-doc 0.06-2.1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libzinnia-doc/
/usr/share/doc/libzinnia-doc/AUTHORS
/usr/share/doc/libzinnia-doc/changelog.Debian.gz
/usr/share/doc/libzinnia-doc/copyright
/usr/share/doc/libzinnia-doc/doc/
/usr/share/doc/libzinnia-doc/doc/doxygen/
/usr/share/doc/libzinnia-doc/doc/doxygen/annotated.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Character-members.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Character.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Recognizer-members.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Recognizer.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Result-members.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Result.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Trainer-members.html
/usr/share/doc/libzinnia-doc/doc/doxygen/classzinnia_1_1Trainer.html
/usr/share/doc/libzinnia-doc/doc/doxygen/doxygen.css
/usr/share/doc/libzinnia-doc/doc/doxygen/doxygen.png
/usr/share/doc/libzinnia-doc/doc/doxygen/files.html
/usr/share/doc/libzinnia-doc/doc/doxygen/functions.html
/usr/share/doc/libzinnia-doc/doc/doxygen/functions_func.html
/usr/share/doc/libzinnia-doc/doc/doxygen/globals.html
/usr/share/doc/libzinnia-doc/doc/doxygen/globals_func.html
/usr/share/doc/libzinnia-doc/doc/doxygen/globals_type.html
/usr/share/doc/libzinnia-doc/doc/doxygen/index.html
/usr/share/doc/libzinnia-doc/doc/doxygen/namespacemembers.html
/usr/share/doc/libzinnia-doc/doc/doxygen/namespacemembers_func.html
/usr/share/doc/libzinnia-doc/doc/doxygen/namespaces.html
/usr/share/doc/libzinnia-doc/doc/doxygen/namespacezinnia.html
/usr/share/doc/libzinnia-doc/doc/doxygen/tab_b.gif
/usr/share/doc/libzinnia-doc/doc/doxygen/tab_l.gif
/usr/share/doc/libzinnia-doc/doc/doxygen/tab_r.gif
/usr/share/doc/libzinnia-doc/doc/doxygen/tabs.css
/usr/share/doc/libzinnia-doc/doc/doxygen/zinnia_8h-source.html
/usr/share/doc/libzinnia-doc/doc/doxygen/zinnia_8h.html
/usr/share/doc/libzinnia-doc/doc/index-ja.html
/usr/share/doc/libzinnia-doc/doc/index.html
/usr/share/doc/libzinnia-doc/doc/zinnia.cfg.gz
/usr/share/doc/libzinnia-doc/doc/zinnia.css
/usr/share/doc-base/
/usr/share/doc-base/libzinnia