question: Was a Canadian film editor that M3 was produced by , was directed by , and starred M0
query: SELECT count(*) WHERE {
  M0 a ns:film.editor .
  M0 ns:film.actor.film/ns:film.performance.film M3 .
  M0 ns:film.director.film M3 .
  M0 ns:film.producer.film|ns:film.production_company.films M3 .
  M0 ns:people.person.nationality ns:m.0d060g
  }