What is the {stadium} for {owned by} of {Barcelona}
What is the name of Barcelona's sports stadium?
What is the name of the sports stadium in Barcelona?
SELECT DISTINCT ?q WHERE { ?q rdf:type ontology:stadium . ?q property:owned_by resource:Barcelona }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P127> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q1492> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q483110> } 
 select distinct ?sbj where { ?sbj wdt:P127 wd:Q1492 . ?sbj wdt:P31 wd:Q483110 } 