Question: Name the political parties of which the Deputy Mayor of New York City has been a member.?
Answer(s):
answer: Independent
answer: Republican Party
answer: Democratic Party

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:government.political_appointer.appointees ?k .
?k ns:government.government_position_held.office_position_or_title ns:m.05qvsrs . 
?c ns:government.politician.party ?y .
?y ns:government.political_party_tenure.party ?x .
}