question: Was M1 employed by M2 , employed by M0 's distributor , employed by M3 and M4 , and employed by M5
query: SELECT count(*) WHERE {
  ?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M0 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
  M1 ns:people.person.employment_history/ns:business.employment_tenure.company M5
  }