machine_question: what jobs did the person that said "Genius is sorrow's child." have before he was president
question: what did the man that said "Genius is sorrow's child."   do before he was president?
sparql: #MANUAL SPARQL
  PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  ?c ns:people.person.quotations ns:m.048jwrf . 
  ?c ns:government.politician.government_positions_held ?p .
  ?p ns:government.government_position_held.office_position_or_title ns:m.060d2 .
  ?p ns:government.government_position_held.from ?from .
  ?c ns:people.person.quotations ns:m.048jwrf . 
  ?c ns:government.politician.government_positions_held ?y .
  ?y ns:government.government_position_held.office_position_or_title ?x .
  ?y ns:government.government_position_held.from ?z .
  filter(xsd:datetime(?z) - xsd:datetime(?from) < 0)
   }
webqsp_question: what jobs did john adams have before he was president