Question: Where was the Vietnam War located with the largest army?
Answer(s):
answer: Vietnam

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.07_nf)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.07_nf ns:time.event.locations ?x .
?x ns:location.statistical_region.size_of_armed_forces ?c .
?c ns:measurement_unit.dated_integer.number ?num .
}
ORDER BY DESC(xsd:integer(?num)) LIMIT 1