Who was a art director that M2 was played by , M3 was played by , and M4 was played by
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film_art_director .
?x0 a ns:people.person .
?x0 ns:film.actor.film/ns:film.performance.character M2 .
?x0 ns:film.actor.film/ns:film.performance.character M3 .
?x0 ns:film.actor.film/ns:film.performance.character M4
}