Was M0 's sequel produced and directed by M1 's art director
SELECT count(*) WHERE {
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.prequel M0 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
?x1 ns:film.film_art_director.films_art_directed M1
}