http://dbpedia.org/resource/Georgi_Slavkov__CareerStation__1 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:years xsd:gYear 1972 rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:CareerStation dbpedia-owl:TimePeriod data from the linked data cloud