Was a Japanese screenwriter that M1 influenced and M2 influenced a editor of M4
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x0 ns:film.editor.film M4 .
?x0 ns:influence.influence_node.influenced_by M1 .
?x0 ns:influence.influence_node.influenced_by M2 .
?x0 ns:people.person.nationality ns:m.03_3d
}