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