question: What screenwriter was a Canadian female film producer 's male child
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.writer .
  ?x0 ns:people.person.gender ns:m.05zppz .
  ?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x1 .
  ?x1 a ns:film.producer .
  ?x1 ns:people.person.gender ns:m.02zsn .
  ?x1 ns:people.person.nationality ns:m.0d060g
  }