question: Was a screenwriter M3 's Canadian female cinematographer
query: SELECT count(*) WHERE {
  ?x0 a ns:film.writer .
  ?x0 ns:film.cinematographer.film M3 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x0 ns:people.person.nationality ns:m.0d060g
  }