/usr/ is in libsmokekde-dev 4:4.13.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/share/
/usr/share/smokegen/
/usr/share/smokegen/kde-config.xml
/usr/share/doc/
/usr/share/doc/libsmokekde-dev/
/usr/share/doc/libsmokekde-dev/copyright
/usr/include/
/usr/include/smoke/
/usr/include/smoke/khtml_smoke.h
/usr/include/smoke/plasma_smoke.h
/usr/include/smoke/akonadi_smoke.h
/usr/include/smoke/nepomukquery_smoke.h
/usr/include/smoke/kio_smoke.h
/usr/include/smoke/kutils_smoke.h
/usr/include/smoke/sopranoserver_smoke.h
/usr/include/smoke/okular_smoke.h
/usr/include/smoke/attica_smoke.h
/usr/include/smoke/nepomuk_smoke.h
/usr/include/smoke/ktexteditor_smoke.h
/usr/include/smoke/sopranoclient_smoke.h
/usr/lib/libsmokenepomuk.so
/usr/include/smoke/solid_smoke.h
/usr/include/smoke/kdeui_smoke.h
/usr/include/smoke/kfile_smoke.h
/usr/include/smoke/knewstuff2_smoke.h
/usr/include/smoke/soprano_smoke.h
/usr/include/smoke/kparts_smoke.h
/usr/include/smoke/knewstuff3_smoke.h
/usr/include/smoke/kdecore_smoke.h
/usr/lib/libsmokeakonadi.so
/usr/lib/libsmokesoprano.so
/usr/lib/libsmokeknewstuff2.so
/usr/lib/libsmokesopranoclient.so
/usr/lib/libsmokekutils.so
/usr/lib/libsmokekdeui.so
/usr/lib/libsmokekfile.so
/usr/lib/libsmokeattica.so
/usr/lib/libsmokekparts.so
/usr/lib/libsmokeknewstuff3.so
/usr/lib/libsmokekhtml.so
/usr/lib/libsmokekio.so
/usr/lib/libsmokenepomukquery.so
/usr/lib/libsmokesopranoserver.so
/usr/lib/libsmokesolid.so
/usr/lib/libsmokeokular.so
/usr/lib/libsmokeplasma.so
/usr/lib/libsmokektexteditor.so
/usr/lib/libsmokekdecore.so
/usr/share/doc/libsmokekde-dev/changelog.Debian.gz