machine_question: where did paul ryan attend college and is the university that has number of postgraduates smallest
question: Of the colleges that were attended by Paul Ryan, which one has the smallest number of postgraduates?
sparql: PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  FILTER (?x != ns:m.024v2j)
  FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
  ns:m.024v2j ns:people.person.education ?y .
  ?y ns:education.education.institution ?x .
  ?x ns:common.topic.notable_types ns:m.01y2hnl .
  ?x ns:education.university.number_of_postgraduates ?c .
  ?c ns:measurement_unit.dated_integer.number ?num .
  }
  ORDER BY xsd:integer(?num) LIMIT 1
webqsp_question: where did paul ryan attend college