Was a costume designer influenced by M1 , M2 , and M3 and influenced by a film producer
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:influence.influence_node.influenced_by M3 .
?x1 a ns:film.producer
}