question: Did a art director 's parent produce M0 and produce M1 's prequel
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
  ?x1 ns:film.film.sequel M1 .
  ?x2 a ns:film.film_art_director
  }