question: Was a film 's cinematographer employed by M0 and M1 , employed by M2 and M3 , and employed by M4
query: SELECT count(*) WHERE {
  ?x0 ns:film.cinematographer.film ?x1 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M4 .
  ?x1 a ns:film.film
  }