What is the {venue} for {operator} of {F.C. Porto}
who is the setting for administrator of F.C. Porto?
who  is the venue for operator of F.C. Porto?
SELECT DISTINCT ?q WHERE { ?q rdf:type ontology:venue . ?q property:operator resource:Futebol_Clube_do_Porto }
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/P137> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q128446> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q17350442> } 
 select distinct ?sbj where { ?sbj wdt:P137 wd:Q128446 . ?sbj wdt:P31 wd:Q17350442 } 
CTFD PortoGaia