1<?xml version="1.0" standalone="yes"?>
2<svg width="4in" height="3in"
3 xmlns = 'http://www.w3.org/Graphics/SVG/svg-19990412.dtd'>
4  <defs>
5    <textflow id="TF1">
6      <t href="#T1"/>
7      <t href="#T3"/>
8    </textflow>
9    <textflow id="TF2">
10      <t href="#T2"/>
11      <t href="#T4"/>
12    </textflow>
13  </defs>
14  <text x="100" y="100" id="T1"><tf href="#TF1">123</tf></text>
15  <text x="100" y="200" id="T2"><tf href="#TF2">ABC</tf></text>
16  <text x="150" y="100" id="T3"><tf href="#TF1">456</tf></text>
17  <text x="150" y="200" id="T4"><tf href="#TF2">DEF</tf></text></svg>
18