1  <?xml version="1.0" standalone="yes"?>
 2  <svg xmlns="http://www.w3.org/Graphics/SVG/svg-19990412.dtd" width="4in" height="3in">
 3    <defs>
 4      <private xmlns:myapp="http://mycompany/mapapp">
 5        <myapp:piechart title="Sales by Region">
 6          <myapp:piece label="Northern Region" value="1.23"/>
 7          <myapp:piece label="Eastern Region" value="2.53"/>
 8          <myapp:piece label="Southern Region" value="3.89"/>
 9          <myapp:piece label="Western Region" value="2.04"/>
10  <!-- Other private data goes here -->
11        </myapp:piechart>
12      </private>
13    </defs>
14    <desc>This chart includes private data in another namespace
15    </desc>
16  <!-- In here would be the actual graphics elements which
17         draw the pie chart -->
18  </svg>