question: Was M2 produced by a costume designer 's employer 's employee , produced by M1 's costume designer , and directed by M3
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
  ?x1 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
  ?x2 a ns:film.film_costumer_designer .
  ?x3 ns:film.film_costumer_designer.costume_design_for_film M1 .
  M2 ns:film.film.directed_by M3 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x3
  }