<?xml version="1.0" encoding="UTF-8" ?>
<node id="grandparent" xmlns:ns="http://www.sample-ns.com/">
    <attr id="title">Grandparent title</attr>
    <ns:attr id="cardinality-3"> </ns:attr>
    <node id="parent">
        <attr id="title">Parent title</attr>
        <ns:attr id="cardinality-3"> </ns:attr>
        <node id="child">
            <attr id="title">Child title</attr>
            <ns:attr id="cardinality-3"> </ns:attr>
        </node>
    </node>
</node>