question: Which Canadian founder of M5 executive produced M0 , M1 , M2 , M3 , and M4
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:film.producer.films_executive_produced M2 .
  ?x0 ns:film.producer.films_executive_produced M3 .
  ?x0 ns:film.producer.films_executive_produced M4 .
  ?x0 ns:organization.organization_founder.organizations_founded M5 .
  ?x0 ns:people.person.nationality ns:m.0d060g
  }