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MIROD / XML-Twig-3.52 / t / test_xml_split.xml 
<doc>
  <elt1>elt1 content 1</elt1>
  <elt1>elt1 content 2</elt1>
  <elt1>elt1 content 3</elt1>
  <elt2>
    <elt1>elt1 content 4</elt1>
    <elt1>elt1 content 5</elt1>
  </elt2>
  <elt2>
    <elt2>
      <elt1>elt1 content 6</elt1>
      <elt1>elt1 content 7</elt1>
    </elt2>
    <elt1>elt1 content 8</elt1>
    <elt1>elt1 content 9</elt1>
  </elt2>
</doc>