/usr/share/doc/docutils-doc/docs/ref/ is in docutils-doc 0.13.1+dfsg-2.
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/usr/share/doc/docutils-doc/docs/ref/doctree.html
/usr/share/doc/docutils-doc/docs/ref/doctree.txt
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/usr/share/doc/docutils-doc/docs/ref/rst/directives.txt
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