What is {position held} of {David Cameron} and {elected in}
What position was David Cameron chosen to?
What position was David Cameron elected to?
SELECT ?r ?g WHERE { resource:David_Cameron property:position_held ?y . ?y property:elected_in ?r . . ?y property:position_held ?g }
select distinct ?dataprop1 ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q192> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P39> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?statement <http://www.wikidata.org/entity/P580> ?dataprop1 . } 
SELECT ?value1 ?obj WHERE { wd:Q192 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P2715 ?value1 . }