Who was influenced by M1 's employee , influenced by a film producer , and influenced by a art director influenced by M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by ?x2 .
?x0 ns:influence.influence_node.influenced_by ?x3 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x2 a ns:film.film_art_director .
?x2 ns:influence.influence_node.influenced_by M3 .
?x3 a ns:film.producer
}