Did a costume designer influence a character , influence M3 's sibling , and influence M1
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced ?x2 .
?x0 ns:influence.influence_node.influenced M1 .
?x1 a ns:fictional_universe.fictional_character .
?x2 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 M3 .
FILTER ( ?x2 != M3 )
}