question: Was a French costume designer that M2 starred and was written by a art director
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film_art_director .
  ?x0 a ns:film.film_costumer_designer .
  ?x0 ns:film.actor.film/ns:film.performance.film M2 .
  ?x0 ns:film.writer.film M2 .
  ?x0 ns:people.person.nationality ns:m.0f8l9c
  }