About: http://dbpedia.org/class/yago/Dukes

Property	Value
rdfs:label	duke
rdfs:subClassOf	http://dbpedia.org/class/yago/Duke110038620
is rdf:type of	dbpedia:Grand_Duke dbpedia:Knyaz dbpedia:Boyar dbpedia:Jacob_Kettler dbpedia:Peter_von_Biron dbpedia:Duke_of_Lafões dbpedia:Equivalents_of_Duke_in_other_European_languages dbpedia:Equivalents_of_Duke_outside_Europe dbpedia:Dukes_in_Britain dbpedia:John,_Duke_of_Randazzo