question: What did M0 edit and a Canadian star of M2 and M3 executive produce
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.edited_by M0 .
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x1 ns:film.actor.film/ns:film.performance.film M2 .
  ?x1 ns:film.actor.film/ns:film.performance.film M3 .
  ?x1 ns:people.person.nationality ns:m.0d060g
  }