Was M1 edited by M2 and M3 , edited by M4 and M5 , and directed by M0 's director
SELECT count(*) WHERE {
?x0 ns:film.director.film M0 .
M1 ns:film.film.directed_by ?x0 .
M1 ns:film.film.edited_by M2 .
M1 ns:film.film.edited_by M3 .
M1 ns:film.film.edited_by M4 .
M1 ns:film.film.edited_by M5
}