Did M3 influence a director of M2 , influence M1 's editor 's sibling , and influence a character
SELECT count(*) WHERE {
?x0 a ns:fictional_universe.fictional_character .
?x1 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 .
?x2 ns:film.editor.film M1 .
?x3 ns:film.director.film M2 .
FILTER ( ?x1 != ?x2 ) .
M3 ns:influence.influence_node.influenced ?x0 .
M3 ns:influence.influence_node.influenced ?x1 .
M3 ns:influence.influence_node.influenced ?x3
}