Question: Which country in the EU was the topic of a speech by Gregor Belkovsky?
Answer(s):
answer: Bulgaria

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0_6t_z8)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0_6t_z8 ns:organization.membership_organization.members ?y .
?y ns:organization.organization_membership.member ?x .
?x ns:event.speech_topic.speeches_or_presentations_on_this_topic ?c .
?c ns:event.speech_or_presentation.speaker_s ns:m.08ngt59 . 
}