machine_question: who founded the education institution has a grad student named William J. Taverner
question: Who founded the school where William J. Taverner is a grad student?
sparql: PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  FILTER (?x != ?c)
  FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
  ?c ns:education.educational_institution.students_graduates ?k .
  ?k ns:education.education.student ns:m.02w2jmy . 
  ?c ns:organization.organization.founders ?x .
  }
  
webqsp_question: who founded new york university