machine_question: what is the sacred text of daoism and who also wrote Hou guan Yan shi ping dian Zhuangzi
question: Who wrote The Sacred text of Daoism and Hou guan Yan shi ping dian Zhuangzi?
sparql: PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  FILTER (?x != ns:m.07gvx)
  FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
  ns:m.07gvx ns:religion.religion.texts ?x .
  ?x ns:book.author.works_written ns:m.0678721 . 
  }
webqsp_question: what is the sacred text of daoism