question: Did M3 star a person , star a parent of M0 , and star M2 's art director and editor
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M0 .
  ?x1 a ns:people.person .
  ?x2 ns:film.editor.film M2 .
  ?x2 ns:film.film_art_director.films_art_directed M2 .
  M3 ns:film.film.starring/ns:film.performance.actor ?x0 .
  M3 ns:film.film.starring/ns:film.performance.actor ?x1 .
  M3 ns:film.film.starring/ns:film.performance.actor ?x2
  }