What sibling of a screenwriter influenced M0 and was influenced by a producer of M2
SELECT DISTINCT ?x0 WHERE {
?x0 ns:influence.influence_node.influenced M0 .
?x0 ns:influence.influence_node.influenced_by ?x1 .
?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:film.producer.film|ns:film.production_company.films M2 .
?x2 a ns:film.writer .
FILTER ( ?x0 != ?x2 )
}