/usr/share/ is in libreoffice-impress 1:3.5.7-0ubuntu13.
This file is owned by root:root, with mode 0o755.
..
/usr/share/menu/
/usr/share/menu/libreoffice-impress
/usr/share/bug/
/usr/share/bug/libreoffice-impress/
/usr/share/bug/libreoffice-impress/control
/usr/share/bug/libreoffice-impress/presubj
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libreoffice-impress
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/loimpress.1.gz
/usr/share/applications/
/usr/share/applications/libreoffice-impress.desktop
/usr/share/doc/
/usr/share/doc/libreoffice-impress/
/usr/share/doc/libreoffice-impress/copyright
/usr/share/doc/libreoffice-impress/changelog.Debian.gz
/usr/share/doc/libreoffice-impress/README.Debian.gz