Which sibling of a art director was employed by M0 and employed by M2 's employer
SELECT DISTINCT ?x0 WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?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 ?x2 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
?x2 a ns:film.film_art_director .
FILTER ( ?x0 != ?x2 )
}