Did a art director of M0 and M1 executive produce a film that was directed by M3
SELECT count(*) WHERE {
?x0 ns:film.film_art_director.films_art_directed M0 .
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x1 a ns:film.film .
?x1 ns:film.film.directed_by M3
}