Was a male person influenced by M4 's art director and influenced by M1 and M2
SELECT count(*) WHERE {
?x0 a ns:people.person .
?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:people.person.gender ns:m.05zppz .
?x1 ns:film.film_art_director.films_art_directed M4
}