question: Was a French costume designer a parent of M2
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film_costumer_designer .
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M2 .
  ?x0 ns:people.person.nationality ns:m.0f8l9c
  }