question: What British Canadian sibling of a actor produced M2 and directed M3 , M4 , and M5
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.director.film M3 .
  ?x0 ns:film.director.film M4 .
  ?x0 ns:film.director.film M5 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x0 ns:people.person.nationality ns:m.07ssc .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  ?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 a ns:film.actor .
  FILTER ( ?x0 != ?x1 )
  }