Which art director that a actor influenced did M1 and M2 star
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.actor.film/ns:film.performance.film M2 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x1 a ns:film.actor
}