question: Who was a art director that M2 was written by , edited by , directed by , and executive produced by
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film_art_director .
  ?x0 a ns:people.person .
  ?x0 ns:film.director.film M2 .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:film.producer.films_executive_produced M2 .
  ?x0 ns:film.writer.film M2
  }