Was a prequel of M0 executive produced and edited by a art director of M1
SELECT count(*) WHERE {
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.sequel M0 .
?x1 ns:film.film_art_director.films_art_directed M1
}