question: Which cinematographer that executive produced M1 was M2 's Canadian founder
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.cinematographer .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:organization.organization_founder.organizations_founded M2 .
  ?x0 ns:people.person.nationality ns:m.0d060g
  }