question: Were M3 and M4 executive produced by a Canadian producer of M1 and directed by a film distributor 's employee
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
  ?x2 a ns:film.film_distributor .
  M3 ns:film.film.directed_by ?x1 .
  M3 ns:film.film.executive_produced_by ?x0 .
  M4 ns:film.film.directed_by ?x1 .
  M4 ns:film.film.executive_produced_by ?x0
  }