Question: When was Reagan earliest inauguration?
Answer(s):
answer: Ronald Reagan 1981 presidential inauguration

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.06c0j)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.06c0j ns:base.inaugurations.inauguration_speaker.inauguration ?x .
?x ns:time.event.end_date ?num .
}
ORDER BY ?num LIMIT 1