// (c) Copyright 2002 Hewlett-Packard Development Company, LP
// Tutorial query 4

SELECT ?resource, ?givenName
FROM <vc-db-1.rdf>
WHERE (?resource, <http://www.w3.org/2001/vcard-rdf/3.0#N>, ?z) ,
      (?z, <http://www.w3.org/2001/vcard-rdf/3.0#Given>, ?givenName)