Question: Which comarca of Catalonia has the highest nominal GDP?
Paraphrase: Name the comarca of Catalonia that has the highest nominal GDP?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q937876 . ?ent wdt:P2131 ?obj } ORDER BY DESC(?obj)LIMIT 5 
Answer: Barcelonès, Vallès Occidental, Baix Llobregat, Vallès Oriental, Maresme