question: Which female executive producer of M2 's prequel did M0 employ
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.producer.films_executive_produced ?x1 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x1 ns:film.film.sequel M2
  }