Was a film producer a Japanese film director influenced by M2 and M3 and influenced by M4
SELECT count(*) WHERE {
?x0 a ns:film.director .
?x0 a ns:film.producer .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:influence.influence_node.influenced_by M3 .
?x0 ns:influence.influence_node.influenced_by M4 .
?x0 ns:people.person.nationality ns:m.03_3d
}