Were M2 and M4 edited by M3 , directed by M1 's star , and written by M0 's director
SELECT count(*) WHERE {
?x0 ns:film.director.film M0 .
?x1 ns:film.actor.film/ns:film.performance.film M1 .
M2 ns:film.film.directed_by ?x1 .
M2 ns:film.film.edited_by M3 .
M2 ns:film.film.written_by ?x0 .
M4 ns:film.film.directed_by ?x1 .
M4 ns:film.film.edited_by M3 .
M4 ns:film.film.written_by ?x0
}