question: Which Italian art director of M1 was M2 's child
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film_art_director.films_art_directed M1 .
  ?x0 ns:people.person.nationality ns:m.03rjj .
  ?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M2
  }