SELECT DISTINCT COUNT(?uri) WHERE {?uri <http://dbpedia.org/property/order> <http://dbpedia.org/resource/United_States_Senate> . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/OfficeHolder>}
How many politicians are in the US Senate?
SELECT DISTINCT COUNT ( ?z ) WHERE { ?z rdf:type ontology:Office_Holder . ?z property:order resource:United_States_Senate }
79
There are [79] officeholders whose order is the United States Senate.
There are [79] officials whose command is the US Senate.