http://dbpedia.org/resource/John_Bracken__Tenure__3 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:end xsd:date 1949-06-27 dbpedia-owl:start xsd:date 1945-06-11 rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:predecessor dbpedia:Frederick_Donald_Mackenzie data from the linked data cloud