Question: C. David Cush is part of the organization that uses what type of aircraft?
Answer(s):
answer: Airbus A319
answer: Airbus A320

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:organization.organization.leadership ?k .
?k ns:organization.leadership.person ns:m.03y8ht5 . 
?c ns:aviation.aircraft_owner.aircraft_fleet_composition ?y .
?y ns:aviation.aircraft_ownership_count.aircraft_model ?x .
}