<!-- Same XMP with areas but using a different namespace prefix -->
<x:xmpmeta
      xmlns:x="adobe:ns:meta/"
      xmlns:exif="http://ns.adobe.com/exif/1.0/"
      xmlns:my-dym="http://ns.adobe.com/xap/1.0/sType/Dimensions#"
      xmlns:my-area="http://ns.adobe.com/xmp/sType/Area#"
      xmlns:my-ns="http://www.metadataworkinggroup.com/schemas/regions/">
     <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
       <rdf:Description rdf:about="">
       <my-ns:Regions rdf:parseType="Resource">
         <my-ns:AppliedToDimensions my-dym:w="4288" my-dym:h="2848" my-dym:unit="pixel"/>
         <my-ns:RegionList>
             <rdf:Bag>
                  <rdf:li rdf:parseType="Resource">
                      <my-ns:Area my-area:x="0.5" my-area:y="0.5" my-area:w="0.06"
                                   my-area:h="0.09" my-area:unit="normalized"/>
                      <my-ns:Type>Face</my-ns:Type>
                      <my-ns:Name>Average Joe</my-ns:Name>
                  </rdf:li>
                  <rdf:li rdf:parseType="Resource">
                      <my-ns:Area my-area:x="0.51" my-area:y="0.51" my-area:w="0.01"
                                   my-area:h="0.09" my-area:unit="normalized"/>
                      <my-ns:Type>Pet</my-ns:Type>
                      <my-ns:Name>Fidoz</my-ns:Name>
                      <my-ns:Description>Fido looks happy!</my-ns:Description>
                  </rdf:li>
              </rdf:Bag>
          </my-ns:RegionList>
        </my-ns:Regions>
        </rdf:Description>
     </rdf:RDF>
</x:xmpmeta>
