What is {spouse} of {William Holden} that is {place of marriage} is {Las Vegas} ?
William Holden marrid who in Vegas?
Who did William Holden marry in Las Vegas?
SELECT ?m WHERE { ?u property:spouse ?m . resource:William_Holden property:spouse ?u . ?u property:place_of_marriage resource:Las_Vegas }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q95002> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P26> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P2842> <http://wikidata.dbpedia.org/resource/Q23768>
} 

SELECT ?obj WHERE { wd:Q95002 p:P26 ?s . ?s ps:P26 ?obj . ?s pq:P2842 wd:Q23768 }