http://dbpedia.org/resource/Ma_Zhenjun__Tenure__2 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:office xsd:string Chief of Staffof the PLA Air Force rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:predecessor dbpedia:Yang_Guohai data from the linked data cloud