Question: What country that is a member of the International Centre for Settlement of Investment Disputes has the most GDP?
Paraphrase: Name the country that has the most GDP AND is also a member of the International Centre for Settlement of Investment Disputes.
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q6256 . ?ent wdt:P2131 ?obj . ?ent wdt:P463 wd:Q899770 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Kingdom of the Netherlands, Denmark, Czech Republic