Question: Who ran against George W. Bush in his second term and held position in the 108th United States Congress?
Answer(s):
answer: John Kerry

SPARQL query:
#MANUAL SPARQL
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
	ns:m.04qwhs ns:government.election.campaigns ?y .
	?y ns:government.election_campaign.candidate ?x .
FILTER (?x != ns:m.09b6zr)?x ns:government.politician.government_positions_held ?c .
?c ns:government.government_position_held.legislative_sessions ns:m.024tcq . 
}