Was a art director that M2 , M3 , and M4 influenced M0
SELECT count(*) WHERE {
M0 a ns:film.film_art_director .
M0 ns:influence.influence_node.influenced_by M2 .
M0 ns:influence.influence_node.influenced_by M3 .
M0 ns:influence.influence_node.influenced_by M4
}