Was M1 a film directed , edited , and written by M0 's star
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
M1 a ns:film.film .
M1 ns:film.film.directed_by ?x0 .
M1 ns:film.film.edited_by ?x0 .
M1 ns:film.film.written_by ?x0
}