Were M2 and M3 edited by a producer , executive producer , and editor of M1 and produced by M0 's director
SELECT count(*) WHERE {
?x0 ns:film.director.film M0 .
?x1 ns:film.editor.film M1 .
?x1 ns:film.producer.films_executive_produced M1 .
?x1 ns:film.producer.film|ns:film.production_company.films M1 .
M2 ns:film.film.edited_by ?x1 .
M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M3 ns:film.film.edited_by ?x1 .
M3 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}