Question: What language family is the language used in the fictional universe Foreworld classified in?
Answer(s):
answer: West Germanic languages
answer: Indo-European languages
answer: Anglo-Frisian languages

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:fictional_universe.fictional_language.found_in_fictional_universe ns:m.0hprt34 . 
?c ns:language.human_language.language_family ?x .
}