Did M3 employ a costume designer that M1 was influenced by and a director of M2 was influenced by
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced M1 .
?x1 ns:film.director.film M2 .
M3 ns:business.employer.employees/ns:business.employment_tenure.person ?x0
}