http://dbpedia.org/resource/Albert_Kawana__Tenure__5 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:president dbpedia:Sam_Nujoma dbpedia-owl:predecessor dbpedia:Ngarikutuke_Tjiriange dbpedia-owl:successor dbpedia:Pendukeni_Iivula-Ithana data from the linked data cloud