question: Did M1 influence M0 's producer 's sibling 's sibling and influence M2 and M3
query: SELECT count(*) WHERE {
  ?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 ?x1 .
  ?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.producer.film|ns:film.production_company.films M0 .
  FILTER ( ?x0 != ?x1 ) .
  FILTER ( ?x1 != ?x2 ) .
  M1 ns:influence.influence_node.influenced ?x0 .
  M1 ns:influence.influence_node.influenced M2 .
  M1 ns:influence.influence_node.influenced M3
  }