question: Was M1 directed by a costume designer 's sibling 's spouse , executive produced by M2 and M3 , and executive produced by M4
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x1 .
  ?x1 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x2 .
  ?x2 a ns:film.film_costumer_designer .
  FILTER ( ?x0 != ?x1 ) .
  FILTER ( ?x1 != ?x2 ) .
  M1 ns:film.film.directed_by ?x0 .
  M1 ns:film.film.executive_produced_by M2 .
  M1 ns:film.film.executive_produced_by M3 .
  M1 ns:film.film.executive_produced_by M4
  }