machine_question: who was the vice president when the author who published editions for State of the Union Addresses of William J. Clinton was in office
question: Who was the Vice President for the author of the "State of the Union Address of William J. Clinton"?
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.04vs2vl . 
  ?c ns:government.us_president.vice_president ?x .
  }
  
webqsp_question: who was the vice president when bill clinton was in office