@prefix pwdr: . @prefix dbpedia: . @prefix ns2: . dbpedia:Classification_of_advocacy_groups pwdr:describedby ns2:Countryside_Alliance , ns2:Trades_Union_Congress , , ns2:Charter_88 . @prefix dbpedia-owl: . dbpedia:Classification_of_advocacy_groups dbpedia-owl:wikiPageWikiLink dbpedia:Charter_88 , , dbpedia:Countryside_Alliance , dbpedia:Trades_Union_Congress .