Question: What event took place before 2005-01-20 and featured George W Bush being sworn in to office?
Answer(s):
answer: George W. Bush 2001 presidential inauguration

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.03bxbl6)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.03bxbl6 ns:time.recurring_event.instances ?x .
?x ns:base.inaugurations.inauguration.president ns:m.09b6zr .
?x ns:time.event.end_date ?num .
FILTER (?num < "2005-01-20"^^xsd:dateTime) . 
}