Which Spanish person was M2 's female producer 's sibling
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.nationality ns:m.06mkj .
?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 ns:film.producer.film|ns:film.production_company.films M2 .
?x1 ns:people.person.gender ns:m.02zsn .
FILTER ( ?x0 != ?x1 )
}