/usr/ is in libkf5sendlater-dev 4:17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/KF5/
/usr/include/KF5/SendLater/
/usr/include/KF5/SendLater/SendLaterDialog
/usr/include/KF5/SendLater/SendLaterInfo
/usr/include/KF5/SendLater/SendLaterUtil
/usr/include/KF5/sendlater/
/usr/include/KF5/sendlater/sendlater_export.h
/usr/include/KF5/sendlater/sendlateragentsettings.h
/usr/include/KF5/sendlater/sendlaterdialog.h
/usr/include/KF5/sendlater/sendlaterinfo.h
/usr/include/KF5/sendlater/sendlaterutil.h
/usr/include/KF5/sendlater_version.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/KF5SendLater/
/usr/lib/x86_64-linux-gnu/cmake/KF5SendLater/KF5SendLaterConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SendLater/KF5SendLaterConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SendLater/KF5SendLaterTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5SendLater/KF5SendLaterTargets.cmake
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_SendLater.pri
/usr/share/
/usr/share/doc/
/usr/share/doc/libkf5sendlater-dev/
/usr/share/doc/libkf5sendlater-dev/copyright
/usr/lib/x86_64-linux-gnu/libKF5SendLater.so
/usr/share/doc/libkf5sendlater-dev/changelog.Debian.gz