/usr/ is in opencubicplayer-doc 1:0.1.21-1.1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/opencubicplayer-doc/
/usr/share/doc/opencubicplayer-doc/html/
/usr/share/doc/opencubicplayer-doc/html/faq.html
/usr/share/doc/opencubicplayer-doc/html/index.html
/usr/share/doc/opencubicplayer-doc/html/plugin.html
/usr/share/doc/opencubicplayer-doc/html/fileselector.html
/usr/share/doc/opencubicplayer-doc/html/support.html
/usr/share/doc/opencubicplayer-doc/html/mdz.html
/usr/share/doc/opencubicplayer-doc/html/configuration.html
/usr/share/doc/opencubicplayer-doc/html/starting.html
/usr/share/doc/opencubicplayer-doc/html/player.html
/usr/share/doc/opencubicplayer-doc/html/install.html
/usr/share/doc/opencubicplayer-doc/html/wap.html
/usr/share/doc/opencubicplayer-doc/html/specialdrive.html
/usr/share/doc/opencubicplayer-doc/changelog.Debian.gz
/usr/share/doc/opencubicplayer-doc/copyright