question: Was a film director 's parent 's sibling influenced by M1 's writer
query: SELECT count(*) WHERE {
  ?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.writer.film M1 .
  ?x2 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x3 .
  ?x3 a ns:film.director .
  FILTER ( ?x0 != ?x2 )
  }