Question: What city belongs to the country with the National Anthem Hen Wlad Fy Nhadau?
Answer(s):
answer: United Kingdom
answer: United Kingdom, with Dependencies and Territories

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:location.country.national_anthem ?k .
?k ns:government.national_anthem_of_a_country.anthem ns:g.121k3jd3 . 
?c ns:location.location.containedby ?x .
?x ns:common.topic.notable_types ns:m.01mp .
}