http://dbpedia.org/resource/Stefan_Szefer__CareerStation__6 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:years xsd:gYear 1971 rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:CareerStation dbpedia-owl:TimePeriod data from the linked data cloud