question: Was a person that distributed M2 , M3 , and M4 and distributed M5 a film director
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 a ns:people.person .
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M2 .
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M3 .
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M4 .
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M5
  }