question: Was M1 's female employee a British film director employed by M2
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?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.gender ns:m.02zsn .
  ?x0 ns:people.person.nationality ns:m.07ssc
  }