http://dbpedia.org/resource/David_Logan_(Oregon_politician)__Tenure__1 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:office xsd:string 14thMayorofPortland,Oregon rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:predecessor <http://dbpedia.org/resource/William_H._Farrar> dbpedia-owl:successor <http://dbpedia.org/resource/Henry_Failing> data from the linked data cloud