Was M2 edited by a art director that wrote , edited , and executive produced M1
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.editor.film M1 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.writer.film M1 .
M2 ns:film.film.edited_by ?x0
}