Question: Which countries did Queen Elizabeth II rule where the country's armies had fewer than 900?
Answer(s):
answer: Bahamas
answer: Belize
answer: Antigua and Barbuda
answer: Barbados

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0d1_f)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0d1_f ns:government.politician.government_positions_held ?y .
?y ns:government.government_position_held.jurisdiction_of_office ?x .
?x ns:location.statistical_region.size_of_armed_forces ?c .
?c ns:measurement_unit.dated_integer.number ?num .
FILTER (xsd:integer(?num) < 900) . 
}