/usr/ is in libdee-doc 1.0.10-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gtk-doc/html/
/usr/share/gtk-doc/html/dee-1.0/
/usr/share/
/usr/share/gtk-doc/
/usr/share/gtk-doc/html/dee-1.0/DeeAnalyzer.html
/usr/share/gtk-doc/html/dee-1.0/DeeClient.html
/usr/share/gtk-doc/html/dee-1.0/DeeFileResourceManager.html
/usr/share/gtk-doc/html/dee-1.0/DeeFilterModel.html
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/usr/share/gtk-doc/html/dee-1.0/DeeIndex.html
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/usr/share/gtk-doc/html/dee-1.0/DeeSerializableModel.html
/usr/share/gtk-doc/html/dee-1.0/DeeServer.html
/usr/share/gtk-doc/html/dee-1.0/DeeSharedModel.html
/usr/share/gtk-doc/html/dee-1.0/DeeTermList.html
/usr/share/gtk-doc/html/dee-1.0/DeeTextAnalyzer.html
/usr/share/gtk-doc/html/dee-1.0/DeeTransaction.html
/usr/share/gtk-doc/html/dee-1.0/DeeTreeIndex.html
/usr/share/gtk-doc/html/dee-1.0/annotation-glossary.html
/usr/share/gtk-doc/html/dee-1.0/api-index-full.html
/usr/share/gtk-doc/html/dee-1.0/ch01.html
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/usr/share/gtk-doc/html/dee-1.0/ch03.html
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/usr/share/gtk-doc/html/dee-1.0/dee-1.0-Dee-ICU-Extensions.html
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/usr/share/gtk-doc/html/dee-1.0/dee-1.0-DeeResourceManager.html
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/usr/share/gtk-doc/html/dee-1.0/dee-1.0-Filters.html
/usr/share/gtk-doc/html/dee-1.0/dee-1.0-Model-Readers.html
/usr/share/gtk-doc/html/dee-1.0/dee-1.0.devhelp2
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/usr/share/gtk-doc/html/dee-1.0/index.sgml
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/usr/share/gtk-doc/html/dee-1.0/up.png
/usr/share/doc/
/usr/share/doc/libdee-doc/
/usr/share/doc/libdee-doc/copyright
/usr/share/doc/libdee-doc/changelog.Debian.gz