http://dbpedia.org/resource/Mike_Gravel__Tenure__1 <http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#TimeInterval>

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<http://dbpedia.org/resource/Alaska>
<http://dbpedia.org/resource/Ernest_Gruening>
<http://dbpedia.org/resource/Frank_H._Murkowski>

data from the linked data cloud