question: What did M0 edit , a art director write , and a art director write
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.edited_by M0 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x0 ns:film.film.written_by ?x2 .
  ?x1 a ns:film.film_art_director .
  ?x2 a ns:film.film_art_director
  }