(equivalent in RDF/XML)


<rdf:RDF xmlns="http://example.com/contact#"
    xmlns:con="http://example.com/contact#"
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">

    <rdf:Description rdf:about="#joe">
        <address rdf:parseType="Resource">
            <city>Happytown USA</city>
            <street>19 Accacia Ave</street>
        </address>
        <age rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">33</age>
        <children rdf:parseType="collection">
            <rdf:Description rdf:about="#alan"/>
            <rdf:Description rdf:about="#bert"/>
        </children>
        <firstName>Joe</firstName>
        <parent rdf:resource="#sarah"/>
        <parent rdf:resource="#tom"/>
    </rdf:Description>
</rdf:RDF>