machine_question: what was the name of the author who published editions for Profiles in courage 's brothers
question: Who are the brothers of the author who wrote "Profiles in Courage"?
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:book.author.book_editions_published ns:m.04v21dt . 
  ?c ns:people.person.sibling_s ?y .
  ?y ns:people.sibling_relationship.sibling ?x .
  ?x ns:people.person.gender ns:m.05zppz .
  }
  
webqsp_question: what was the name of jfk 's brothers