question: Did M2 employ a film director , employ M3 , M4 , M5 , and M6 , and employ a actor of M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x1 ns:film.actor.film/ns:film.performance.character M1 .
  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 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M6
  }