Was M2 edited by a sibling of a film director and directed by a costume designer
SELECT count(*) WHERE {
?x0 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 ?x1 .
?x1 a ns:film.director .
?x2 a ns:film.film_costumer_designer .
FILTER ( ?x0 != ?x1 ) .
M2 ns:film.film.directed_by ?x2 .
M2 ns:film.film.edited_by ?x0
}