What did M0 edit , a art director write , and a art director write
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
}