<?xml version="1.0"?>
<!DOCTYPE svg PUBLIC "-//W3//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg xmlns= "http://www.w3.org/2000/svg"
xmlns:xlink= "http://www.w3.org/1999/xlink"
version="1.1" width="200" height="100">
<rect id="negyzet" x="20" y="20" width="60" height="60" style="fill: green;"/>
<use xlink:href="#negyzet" x="100" style="stroke: yellow; stroke-width: 5;"/>
</svg>