Was M1 directed by a character 's sibling , edited by M2 , and edited by M3
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:fictional_universe.fictional_character .
FILTER ( ?x0 != ?x1 ) .
M1 ns:film.film.directed_by ?x0 .
M1 ns:film.film.edited_by M2 .
M1 ns:film.film.edited_by M3
}