Which actor of M0 and M1 was a art director of M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M0 .
?x0 ns:film.actor.film/ns:film.performance.character M1 .
?x0 ns:film.film_art_director.films_art_directed M2
}