question: Did M2 , M5 , and M6 employ M3 and M4 and employ a Japanese star of a film
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.film ?x1 .
  ?x0 ns:people.person.nationality ns:m.03_3d .
  ?x1 a ns:film.film .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
  M2 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
  M5 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M5 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
  M5 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
  M6 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
  M6 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
  M6 ns:business.employer.employees/ns:business.employment_tenure.person M4
  }