question: Did M5 star a film director 's parent and star a star of M1 , M2 , M3 , and M4
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x1 .
  ?x1 a ns:film.director .
  ?x2 ns:film.actor.film/ns:film.performance.film M1 .
  ?x2 ns:film.actor.film/ns:film.performance.film M2 .
  ?x2 ns:film.actor.film/ns:film.performance.film M3 .
  ?x2 ns:film.actor.film/ns:film.performance.film M4 .
  M5 ns:film.film.starring/ns:film.performance.actor ?x0 .
  M5 ns:film.film.starring/ns:film.performance.actor ?x2
  }