<span class="hljs-meta">&lt;!DOCTYPE <span class="hljs-keyword">svg</span> <span class="hljs-keyword">PUBLIC</span> <span class="hljs-string">&quot; -//W3C//DTD SVG 1.1 Basic//EN &quot;</span> <span class="hljs-string">&#x27; http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-basic.dtd &#x27;</span> &gt;</span>
<span class="hljs-meta">&lt;!DOCTYPE <span class="hljs-keyword">svg</span> <span class="hljs-keyword">PUBLIC</span><span class="hljs-string">&quot;-//W3C//DTD SVG 1.1 Basic//EN&quot;</span><span class="hljs-string">&#x27;http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-basic.dtd&#x27;</span>&gt;</span>

<span class="hljs-meta">&lt;!DOCTYPE <span class="hljs-keyword">note</span> [
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">nbsp</span> <span class="hljs-string">&#x27;&amp;#xA0;&#x27;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">pound</span> <span class="hljs-string">&#x27;&amp;#xA3;&#x27;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">writer_person</span> <span class="hljs-string">&quot; Writer: Donald Duck. &quot;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">copyright</span> <span class="hljs-string">&quot;Copyright: Walt Disney Company.&quot;</span>&gt;</span>
]&gt;</span>

<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">nbsp</span> <span class="hljs-string">&#x27; &amp;#xA0; &#x27;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">pound</span> <span class="hljs-string">&#x27;&amp;#xA3;&#x27;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">writer_person</span> <span class="hljs-string">&quot; Writer: Donald Duck. &quot;</span>&gt;</span>
<span class="hljs-meta">&lt;!ENTITY <span class="hljs-keyword">copyright</span> <span class="hljs-string">&quot;Copyright: Walt Disney Company.&quot;</span>&gt;</span>

<span class="hljs-meta">&lt;!DOCTYPE <span class="hljs-keyword">bookstore</span> [
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">bookstore</span> (<span class="hljs-keyword">book</span>*)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">book</span> (<span class="hljs-keyword">title</span>,<span class="hljs-keyword">author</span>,<span class="hljs-keyword">genre</span>?)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">title</span> (<span class="hljs-keyword">#PCDATA</span>)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">author</span> ( <span class="hljs-keyword">first-name</span>+, <span class="hljs-keyword">last-name</span>+ )+ &gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">genre</span> (<span class="hljs-keyword">to</span>,<span class="hljs-keyword">from</span>,<span class="hljs-keyword">header</span>,(<span class="hljs-keyword">message</span>| <span class="hljs-keyword">body</span>))&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">first-name</span> (<span class="hljs-keyword">#PCDATA</span>)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">last-name</span> (<span class="hljs-keyword">#PCDATA</span>) &gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">price</span> <span class="hljs-keyword">CDATA</span> <span class="hljs-keyword">#REQUIRED</span>&gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">publication_date</span> <span class="hljs-keyword">CDATA</span>&gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">IBSN</span> <span class="hljs-keyword">CDATA</span>&gt;</span>
]&gt;</span>

<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">bookstore</span> (<span class="hljs-keyword">book</span>*)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">book</span> (<span class="hljs-keyword">title</span>,<span class="hljs-keyword">author</span>,<span class="hljs-keyword">genre</span>?)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">title</span> (<span class="hljs-keyword">#PCDATA</span>)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">author</span> ( <span class="hljs-keyword">first-name</span>+, <span class="hljs-keyword">last-name</span>+ )+ &gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">genre</span> (<span class="hljs-keyword">to</span>,<span class="hljs-keyword">from</span>,<span class="hljs-keyword">header</span>,(<span class="hljs-keyword">message</span>| <span class="hljs-keyword">body</span>))&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">first-name</span> (<span class="hljs-keyword">#PCDATA</span>)&gt;</span>
<span class="hljs-meta">&lt;!ELEMENT <span class="hljs-keyword">last-name</span> (<span class="hljs-keyword">#PCDATA</span>) &gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">price</span> <span class="hljs-keyword">CDATA</span> <span class="hljs-keyword">#REQUIRED</span>&gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">publication_date</span> <span class="hljs-keyword">CDATA</span>&gt;</span>
<span class="hljs-meta">&lt;!ATTLIST <span class="hljs-keyword">book</span> <span class="hljs-keyword">IBSN</span> <span class="hljs-keyword">CDATA</span>&gt;</span>