What is the {stadium} for {home venue} of {F.C. Porto}
What is F.C. Porto's home stadium?
Which stadium is the home venue of F.C. Porto ?
SELECT DISTINCT ?d WHERE { resource:Futebol_Clube_do_Porto property:home_venue ?d . ?d rdf:type ontology:stadium }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q128446> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P115> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q483110> } 
 select distinct ?obj where { wd:Q128446 wdt:P115 ?obj . ?obj wdt:P31 wd:Q483110 } 
Estádio do Dragão