Did a film 's producer and distributor employ M0 's art director
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film ?x2 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x2 .
?x1 ns:film.film_art_director.films_art_directed M0 .
?x2 a ns:film.film
}