question: Did M2 employ a costume designer , employ M3 and M4 , and employ M0 's actor
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.character M0 .
  ?x1 a ns:film.film_costumer_designer .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M4
  }