http://dbpedia.org/resource/Louis_le_Grange__Tenure__2 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:office xsd:string Speaker of theHouse of Assembly of South Africa rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:president <http://dbpedia.org/resource/F.W._de_Klerk> dbpedia-owl:predecessor <http://dbpedia.org/resource/Johan_Greeff> dbpedia-owl:successor <http://dbpedia.org/resource/Gene_Louw> data from the linked data cloud