Did M2 and M3 influence a art director that played M1
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.actor.film/ns:film.performance.character M1 .
M2 ns:influence.influence_node.influenced ?x0 .
M3 ns:influence.influence_node.influenced ?x0
}