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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - FILESAVE: Save in format 'docbook' does not work"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=50585#c10">Comment # 10</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - FILESAVE: Save in format 'docbook' does not work"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=50585">bug 50585</a>
              from <span class="vcard"><a class="email" href="mailto:ilmari.lauhakangas@libreoffice.org" title="Buovjaga <ilmari.lauhakangas@libreoffice.org>"> <span class="fn">Buovjaga</span></a>
</span></b>
        <pre>(In reply to tbb from <a href="show_bug.cgi?id=50585#c9">comment #9</a>)
<span class="quote">> Dear QA Team,

> a retest is not possible because the selection of the save format "Docbook
> (.XML)" results in a "Word 2003 XML" format. Short the Docbook support is
> completely off.</span >

What do you mean? It seems to work for me:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
"<a href="http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd</a>">
<article lang="">
  <para>dsff</para>
</article>

Tested with
Arch Linux 64-bit
Version: 7.0.1.2
Build ID: 00(Build:2)
CPU threads: 8; OS: Linux 5.8; UI render: default; VCL: kf5
Locale: fi-FI (fi_FI.UTF-8); Käyttöliittymä: fi-FI
=7.0.1-1
Calc: threaded</pre>
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