question: Were M2 , M5 , M6 , and M7 edited by M3 and M4 and directed by a Canadian actor 's parent
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x1 .
  ?x1 a ns:film.actor .
  ?x1 ns:people.person.nationality ns:m.0d060g .
  M2 ns:film.film.directed_by ?x0 .
  M2 ns:film.film.edited_by M3 .
  M2 ns:film.film.edited_by M4 .
  M5 ns:film.film.directed_by ?x0 .
  M5 ns:film.film.edited_by M3 .
  M5 ns:film.film.edited_by M4 .
  M6 ns:film.film.directed_by ?x0 .
  M6 ns:film.film.edited_by M3 .
  M6 ns:film.film.edited_by M4 .
  M7 ns:film.film.directed_by ?x0 .
  M7 ns:film.film.edited_by M3 .
  M7 ns:film.film.edited_by M4
  }