question: What Canadian film director did M1 influence and a film director influence
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.director .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  ?x1 a ns:film.director
  }