Statements about Statements

Using Reification

RDF defines the following properties:

• rdf:subject - The resource being described
• rdf:predicate - The original property
• rdf:object - The property value in the statement
• rdf:type - rdf:Statement

Gerard Uffelman says that John Punin is the creator of the web page http://www.cs.rpi.edu/~puninj/XMLJ/

   <?xml version="1.0"?>
   <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
	    xmlns:dc="http://purl.org/dc/elements/1.1/"
	    xmlns:s="http://www.schemas.org/schema/">
     <rdf:Description>
       <rdf:subject rdf:resource="http://www.cs.rpi.edu/~puninj/XMLJ/"/>
       <rdf:predicate rdf:resource="http://purl.org/dc/elements/1.1/creator"/>
       <rdf:object>John Punin</rdf:object>
       <rdf:type rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
       <s:attributedTo>Gerard Uffelman</s:attributedTo>
     </rdf:Description>
   </rdf:RDF>