question: Was a Canadian male costume designer 's country of nationality 's employee M3
query: SELECT count(*) WHERE {
  ?x0 ^ns:people.person.nationality ?x1 .
  ?x1 a ns:film.film_costumer_designer .
  ?x1 ns:people.person.gender ns:m.05zppz .
  ?x1 ns:people.person.nationality ns:m.0d060g .
  M3 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0
  }