question: Did M3 , M4 , M5 , and M6 influence a Canadian film director that wrote and executive produced M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  M3 ns:influence.influence_node.influenced ?x0 .
  M4 ns:influence.influence_node.influenced ?x0 .
  M5 ns:influence.influence_node.influenced ?x0 .
  M6 ns:influence.influence_node.influenced ?x0
  }