Question: Which man was in his governmental post since 1795-03-04 and was President Andrew Jackson's Secretary of State?
Answer(s):
answer: Edward Livingston

SPARQL query:
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SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0rlz)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0rlz ns:government.political_appointer.appointees ?y .
?y ns:government.government_position_held.office_holder ?x .
?y ns:government.government_position_held.basic_title ns:m.0789n .
?x ns:government.politician.government_positions_held ?c .
?c ns:government.government_position_held.from "1795-03-04"^^xsd:dateTime . 
}