question: Was a female executive producer of M0 a editor of M2 's sequel
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film ?x1 .
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x1 ns:film.film.prequel M2
  }