Todo List
RDF_Object | --RDF_Node | --RDF_Resource | --RDF_BlankNode
Can either be resource, literal or blank node. Node is used in some comparisons like is_a($obj, 'RDF_Node'), meaning is $obj a resource, blank node or literal.
boolean equals( object resource $that)
Two blank nodes are equal, if they have the same temporary ID
void factory( mixed $namespace_or_uri_or_model, [string $localName = null])
string getID( )
string getLabel( )
string toString( )