Did M1 's art director and producer executive produce M2 's prequel and executive produce M0
SELECT count(*) WHERE {
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.producer.film|ns:film.production_company.films M1 .
?x1 ns:film.film.sequel M2
}