question: Did a Canadian film producer that founded M2 direct M4 and executive produce M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:film.director.film M4 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:organization.organization_founder.organizations_founded M2 .
  ?x0 ns:people.person.nationality ns:m.0d060g
  }