/usr/ is in libkf5mimetreeparser-dev 4:17.12.3-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/KF5/
/usr/include/KF5/MimeTreeParser/
/usr/include/KF5/MimeTreeParser/AttachmentStrategy
/usr/include/KF5/MimeTreeParser/AttachmentTemporaryFilesDirs
/usr/include/KF5/MimeTreeParser/BodyPart
/usr/include/KF5/MimeTreeParser/BodyPartFormatter
/usr/include/KF5/MimeTreeParser/BodyPartFormatterFactory
/usr/include/KF5/MimeTreeParser/BufferedHtmlWriter
/usr/include/KF5/MimeTreeParser/Enums
/usr/include/KF5/MimeTreeParser/FileHtmlWriter
/usr/include/KF5/MimeTreeParser/HtmlWriter
/usr/include/KF5/MimeTreeParser/MessagePart
/usr/include/KF5/MimeTreeParser/NodeHelper
/usr/include/KF5/MimeTreeParser/ObjectTreeParser
/usr/include/KF5/MimeTreeParser/ObjectTreeSource
/usr/include/KF5/MimeTreeParser/PartMetaData
/usr/include/KF5/MimeTreeParser/PartNodeBodyPart
/usr/include/KF5/MimeTreeParser/Util
/usr/include/KF5/mimetreeparser/
/usr/include/KF5/mimetreeparser/attachmentstrategy.h
/usr/include/KF5/mimetreeparser/attachmenttemporaryfilesdirs.h
/usr/include/KF5/mimetreeparser/bodypart.h
/usr/include/KF5/mimetreeparser/bodypartformatter.h
/usr/include/KF5/mimetreeparser/bodypartformatterfactory.h
/usr/include/KF5/mimetreeparser/bufferedhtmlwriter.h
/usr/include/KF5/mimetreeparser/enums.h
/usr/include/KF5/mimetreeparser/filehtmlwriter.h
/usr/include/KF5/mimetreeparser/htmlwriter.h
/usr/include/KF5/mimetreeparser/messagepart.h
/usr/include/KF5/mimetreeparser/mimetreeparser_debug.h
/usr/include/KF5/mimetreeparser/mimetreeparser_export.h
/usr/include/KF5/mimetreeparser/nodehelper.h
/usr/include/KF5/mimetreeparser/objecttreeparser.h
/usr/include/KF5/mimetreeparser/objecttreesource.h
/usr/include/KF5/mimetreeparser/partmetadata.h
/usr/include/KF5/mimetreeparser/partnodebodypart.h
/usr/include/KF5/mimetreeparser/util.h
/usr/include/KF5/mimetreeparser_version.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/KF5MimeTreeParser/
/usr/lib/x86_64-linux-gnu/cmake/KF5MimeTreeParser/KF5MimeTreeParserConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5MimeTreeParser/KF5MimeTreeParserConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5MimeTreeParser/KF5MimeTreeParserTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5MimeTreeParser/KF5MimeTreeParserTargets.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_MimeTreeParser.pri
/usr/share/
/usr/share/doc/
/usr/share/doc/libkf5mimetreeparser-dev/
/usr/share/doc/libkf5mimetreeparser-dev/copyright
/usr/lib/x86_64-linux-gnu/libKF5MimeTreeParser.so
/usr/share/doc/libkf5mimetreeparser-dev/changelog.Debian.gz