@prefix foaf:	<http://xmlns.com/foaf/0.1/> .
@prefix ns1:	<http://www.w3.org/2007/05/> .
@prefix wdrs:	<http://www.w3.org/2007/05/powder-s#> .
ns1:powder-s	foaf:topic	wdrs:certifiedby .
@prefix rdf:	<http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix owl:	<http://www.w3.org/2002/07/owl#> .
wdrs:certifiedby	rdf:type	owl:AnnotationProperty ,
		rdf:Property .
@prefix rdfs:	<http://www.w3.org/2000/01/rdf-schema#> .
wdrs:certifiedby	rdfs:label	"certified by"@en .
@prefix ns6:	<http://www.w3.org/TR/powder-dr/#> .
wdrs:certifiedby	rdfs:isDefinedBy	ns6:certification ;
	rdfs:comment	"A property that links a resource to a POWDER document that certifies it."@en .
@prefix ns7:	<http://kingsley.idehen.net/about/id/entity/http/www.w3.org/2007/05/> .
wdrs:certifiedby	wdrs:describedby	ns7:powder-s .