question: Was M0 a film producer that M2 and M3 were distributed by and M4 , M5 , M6 , and M7 were distributed by
query: SELECT count(*) WHERE {
  M0 a ns:film.producer .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M2 .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M3 .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M4 .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M5 .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M6 .
  M0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M7
  }