@prefix dbo:	<http://dbpedia.org/ontology/> .
@prefix dbr:	<http://dbpedia.org/resource/> .
dbr:Data_integration	dbo:wikiPageWikiLink	dbr:Virtual_database .
@prefix owl:	<http://www.w3.org/2002/07/owl#> .
dbr:Virtual_database	owl:sameAs	dbr:Virtual_database ;
	dbo:wikiPageWikiLink	dbr:Federated_database_system ;
	dbo:wikiPageRedirects	dbr:Federated_database_system .