Did M0 's art director edit , write , and executive produce M1 's prequel
SELECT count(*) WHERE {
?x0 ns:film.editor.film ?x1 .
?x0 ns:film.film_art_director.films_art_directed M0 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.writer.film ?x1 .
?x1 ns:film.film.sequel M1
}