@prefix dbpprop: . @prefix dbpedia: . @prefix ns2: . dbpedia:BlackBerry dbpprop:wikiPageUsesTemplate ns2:Anchor . @prefix pwdr: . @prefix ns4: . dbpedia:BlackBerry pwdr:describedby ns4:BlackBerry_Limited , ns4:Digital_signature . @prefix ns5: . dbpedia:BlackBerry pwdr:describedby ns5:Anchor , ; dbpprop:developer dbpedia:BlackBerry_Limited . @prefix dbpedia-owl: . dbpedia:BlackBerry dbpedia-owl:wikiPageWikiLink , dbpedia:Digital_signature , dbpedia:BlackBerry_Limited , ; dbpedia-owl:manufacturer dbpedia:BlackBerry_Limited .