dfs:Container&gt; "The class of RDF 
containers.")<br/>&nbsp;(#&lt;rdfs:Class 
rdfs:ContainerMembershipProperty&gt;<br/>&nbsp;&nbsp;"The class of container 
membership properties, rdf:_1, rdf:_2, ...,<br/>&nbsp;&nbsp;all of which are 
sub-properties of 'member'.")<br/>&nbsp;(#&lt;rdfs:Class rdf:Bag&gt; "The class 
of unordered containers.")<br/>&nbsp;(#&lt;rdfs:Class rdf:Seq&gt; "The class of 
ordered containers.") ...)<br/></code>
<p><a id="SWCLOS(collect-all-extensions-of" name="SWCLOS(collect-all-extensi