machine_question: what killed the actor that played the character Sportin' Life
question: What was the cause of death for the actor who played the character "Sportin' Life?"?
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:film.actor.film ?k .
  ?k ns:film.performance.character ns:m.02nwkyx . 
  ?c ns:people.deceased_person.cause_of_death ?x .
  }
  
webqsp_question: what killed sammy davis jr