question: Was M3 executive produced by a Canadian actor that M1 was written , edited , and produced by
query: SELECT count(*) WHERE {
  ?x0 a ns:film.actor .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  M3 ns:film.film.executive_produced_by ?x0
  }