xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:xsd="http://www.w3.org/2001/XMLSchema#" xmlns:gr="http://purl.org/goodrelations/v1#" xmlns:foaf="http://xmlns.com/foaf/0.1/" xmlns:vcard="http://www.w3.org/2006/vcard/ns#">