http://dbpedia.org/resource/Vernon_Singer__Tenure__3 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> rdf:type <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval> dbpedia-owl:TimePeriod dbpedia-owl:Tenure dbpedia-owl:constituencyDistrict <http://dbpedia.org/resource/York_Centre_(provincial_electoral_district)> dbpedia-owl:predecessor <http://dbpedia.org/resource/Thomas_Graham_(Canadian_politician)> data from the linked data cloud