question: What female Canadian film director that wrote M2 , M3 , and M4 produced M6 and edited M1
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.director .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M6 .
  ?x0 ns:film.writer.film M2 .
  ?x0 ns:film.writer.film M3 .
  ?x0 ns:film.writer.film M4 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x0 ns:people.person.nationality ns:m.0d060g
  }