question: Was M3 edited by M4 , executive produced by a Canadian executive producer of M0 , and executive produced by a film producer
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:people.person.nationality ns:m.0d060g .
  ?x1 a ns:film.producer .
  M3 ns:film.film.edited_by M4 .
  M3 ns:film.film.executive_produced_by ?x0 .
  M3 ns:film.film.executive_produced_by ?x1
  }