Question: What political party is based on Ideology Populism and once had a member named Theodore Roosevelt?
Answer(s):
answer: Progressive Party

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.07hyk)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.07hyk ns:government.politician.party ?y .
?y ns:government.political_party_tenure.party ?x .
?x ns:government.political_party.ideology ns:m.01d_sm . 
}