What did M2 's sibling found , M1 's executive producer and star found , and a parent of M0 found
SELECT DISTINCT ?x0 WHERE {
?x0 ns:organization.organization.founders ?x1 .
?x0 ns:organization.organization.founders ?x2 .
?x0 ns:organization.organization.founders ?x3 .
?x1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M0 .
?x2 ns:film.actor.film/ns:film.performance.film M1 .
?x2 ns:film.producer.films_executive_produced M1 .
?x3 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 M2 .
FILTER ( ?x3 != M2 )
}