What is the {human} for {place of birth} of {Valencia}
What is the nationality of someone who is born in Valencia
 select distinct ?sbj where { ?sbj wdt:P19 wd:Q8818 . ?sbj wdt:P31 wd:Q5 } 
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/P19> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q8818> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
What is someone born in Valencia's nationality?