Were M3 and M6 written by a Japanese male film editor , written by M4 , and written by M5
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:people.person.gender ns:m.05zppz .
?x0 ns:people.person.nationality ns:m.03_3d .
M3 ns:film.film.written_by ?x0 .
M3 ns:film.film.written_by M4 .
M3 ns:film.film.written_by M5 .
M6 ns:film.film.written_by ?x0 .
M6 ns:film.film.written_by M4 .
M6 ns:film.film.written_by M5
}